ChangeLog

Version 4.0.11 (2012-02-22)
===========================

* Python reactor - SIGABRT crash caused by reactor.getsession() (PION-1162)
* HTTP protocol - i18n errors caused by content decoding failures (PION-1159)


Version 4.0.9 (2012-01-16)
==========================

* You can now configure the number of (web) ServiceManager threads (PION-1131)
* Fixed problem that prevented recovery from reactor locking errors (PION-1154)
* Fixed ownership problems with log files generated by Pion (PION-1135)
* Lots of error handling improvements for i18n routines (PION-898)
* configure --with-ostream-logging and --disable-logging (PION-1113)


Version 4.0.7 (2011-09-12)
==========================

* HTTPProtocol - fixed rare segmentation fault when content is truncated (1166)
* HTTPProtocol - enforce that request and response content is UTF-8 (1160)
* Database Output Reactor - multiple threads for concurrent bulk inserts (1159)
* Database Output Reactor - automatically recover from lost connections (1167)
* Event string terms now automatically ensure that content is UTF-8 (1158)
* Fixed pget --addkey server timeout regression (1163)
* Fixed pget --removekey error reporting failures (1164)


Version 4.0.5 (2011-06-24)
==========================

* Database Output Reactor - no longer stops if it encounters errors (974)
* TransformReactor - regression in AssignValue created empty terms (1145)
* HTTPProtocol - fixed crashes caused by truncation of UTF8 sequences (1146)
* MonitorService - improved concurrency locking and logging (1156)
* Now using i18n regex routines for HTTPProtocol & Comparisons (1147)
* Improved error handling of bad regular expressions (584)
* Fixed regression causing seg fault crashes during shutdown (1155)
* Fixed regression causing 100% CPU usage on RHEL5 32-bit (1151)
* User account changes in UI logged passwords in config.log (1152)
* Improved propagation of web service errors into UI (1153)
* Log viewer in UI only showed one event of given severity per second (1135)
* Added constraints on maximum memory usage for Linux platforms (1123)
* pmon.py now includes metric for events queued in Reaction Engine (1124)


Version 4.0.3 (2011-04-14)
==========================

* Monitor Service - added support to display multi-value terms (1095)
* UI will now generate at most one fatal error dialog per minute (1110)
* Thread safety issue when adding new workspaces - backup log warnings (1115)
* Startup failures when current directory was not readable by pion user (596)
* Added support for new libraries and build environments (1105, 1106, 1107)


Version 3.0.27 (2011-04-14)
===========================

* Improved performance of HideCreditCardNumbers feature (1121)
* Added Webtrends and Unica reactor statistics to pmon.py (1111)


Version 4.0.1 (2011-03-08)
==========================

* TransformReactor - support for URL encode/decode transformations (1061, 1063)
* Resolved various crashes and CPU loops caused during shutdown (1078, 1084)
* Updated Pion Core database library to SQLite version 3.7.5 (1059)
* Added read() and write() methods to HTTPMessage for serialization (1086)
* Improved error handling in HTTP(Request/Response)(Reader/Writer) (1083)


Version 3.1.7 (2011-03-05)
==========================

* Missing DLL in win32 build (1090)


Version 3.0.25 (2011-03-05)
===========================

* LogInputReactor - mysterious crashes (1085)


Version 3.1.5 (2011-02-18)
==========================

* Embedded SQLite/Replay; detect schema before altering (1060)
* TransformReactor fails non-string-type conversions (1069)
* Publish Reactor configuration guide on pion.org (1004)
* PythonReactor - zero copy events and other things (1048)
* Do not allow dupe column names in Replay (or DBInserter) (1057)
* At exit, tls_destructor core dumps (1056)
* piondb - sqlite3 shell program using pion-sqlite library (1068)
* pmon.py - lost connection when interval given (1072)
* HTTP Protocol - performance regression (1077)
* Windows 64-bit installer has problems with previous 32-bit installations (1062)


Version 3.0.23 (2011-02-10)
===========================

* TransformReactor - multi-value collapsing functions (620)


Version 3.1.3 (2011-01-30)
==========================

* Universal support for i18n character sets (592, 778, 935, 941)
* Incorporated log notifications & management into UI (743, 986, 1053, 1054)
* New MonitorService to view event streams between reactors (956, 997)
* Cross-workspace connections & fine-grained permissions (645, 683, 684, 862)
* LogInput & LogOutput Reactors now use DataDirectory for relative paths (967)
* PythonReactor - Added new pymodules directory and clickstream module (979)
* PythonReactor - fixed "Python26.dll not found" error on Windows (998)
* HTTPProtocol - allow multiple extractions per rule (1034)
* Various Event memory management optimizations to reduce footprint (205)
* Modified how a universal Vocabulary is managed within the platform API (970)
* Protocol::readNext() can now return multiple events using EventVector (971)
* All configuration changes made via the web UI are now logged (772)
* Added "Copy Reactor" context menu link in UI (895)
* Added Help links in Pion UI to new docs available on pion.org (1010)
* Fixed Logout UI link for users of Google Chrome (1042)
* Removed dojo Javascript files that were flagged as security risks (880)
* Wizard - now caches responses and re-uses them on subsequent runs (879)
* Wizard - pre-populate with default Google & Omniture cookies (881)
* Wizard - removed redundant warning before saving configuration (918)
* pget.py now longer displays SSL key password as you type it in (882)
* Added pupgrade.py script to help automate Pion upgrades (865)
* Windows installer now sets up Pion to run as a service (884, 904)
* Pion for Windows is now being built using VC9 on WinServ2003 (957, 958, 837)
* Now building Pion for 64-bit Windows platforms (738, 939, 963, 977)


Version 3.0.21 (2011-01-25)
===========================

* HTTP Parser - fixed various chunked content parsing errors (991)
* HTTP Parser - now recovers gracefully if status line is missing comment (994)
* HTTP Parser - handle "deflate" encoded content with zlib headers (1008)
* HTTP Parser - ignore tab characters in query string content (1014)
* HTTP Parser - allow for empty cookie names (1015)
* HTTP Parser - don't remove unquoted spaces from cookie values (1016)
* HTTP Parser - allow for responses with no HTTP headers (1017)
* HTTP Parser - improve recovery from truncated requests (1033)
* HTTP Parser - recover from empty query parameter names (1006)
* HTTP Parser - raw headers strings were sometimes truncated (1031)
* Crashes when running wizard with certain configurations (950, 1044, 1049)
* TCPTimer.cpp was missing boost/bind.hpp include file (1005)
* TCPConnection - now allows for SSL state change (1024)
* HTTPMessage - added headers_only options for send() and receive() (1025)


Version 3.0.19 (2010-11-01)
===========================

* PythonReactor -- compile with optimizations (980)
* HTTPProtocol might calculate invalid request/response times (987)


Version 3.0.17 (2010-10-05)
===========================

* LogOutputReactor - changes require restart (966)


Version 3.0.15 (2010-08-10)
===========================

* PythonReactor -- deadlock condition fixed (962, 961)
* TransformReactor -- Rules do not support event-type term comparisons (919)
* TransformReactor should allow assignments across DateTime types (951)


Version 3.0.13 (2010-06-25)
===========================

* Add a UTF8 validator so browsers would not crash when handed binary/other charset data (945)


Version 3.0.11 (2010-06-11)
===========================

* Pion wizard should initialize the cookie fields with default values (936)
* If an edition cookie with value 'Lite' or 'Core' is found, the EditionSelectorDialog should never appear (937)
* UI to use dbengines.xml instead of databases.json (927)
* Pion UI wizard link to be visible on a per-user basis (933)


Version 3.0.9 (2010-04-30)
==========================

* HTTPReader - add support for timeouts (900)


Version 3.0.7 (2010-04-09)
==========================

* Add "Show Stats" to right-click reactor menu (899)
* Reactor Types - too many scrollbars (909)
* Wizard - strip client IP checkbox (908)


Version 3.0.5 (2010-04-02)
==========================

* String comparisons did not work on zblob type terms (888)
* Wizard does not reject expired license keys (893)
* FissionReactor - CopyAllTerms option (903)
* Import XML locks UI if window is too short (892)
* reactors.xml does not have line feeds after wizard completes (896)
* Windows - run Pion as application instead of service (898)
* TCPConnection - add accessors for ssl socket object (901)


Version 3.0.3 (2010-03-12)
==========================

* Mac OS X application package was missing required data directory (866)
* HTTPTypes::url_encode() crashes when input string has negative char (877)
* TCPConnection::write() was not passing error_code by reference (878)


Version 3.0.1 (2010-03-01)
==========================

* Full design refresh of the Pion UI for 3.0 release (855)
* Pion Community Edition has been renamed to Pion Core (803)
* Pion now supports user access controls for the various UI tabs (741)
* Pion web services can now be updated dynamically via config API (834)
* Fixed various UI problems occurring only in Internet Explorer (856)
* Error messages in UI now display links to Pion Knowledge Base (813)
* Fixed errors caused when storing NULL or empty fields to databases (852)
* Reactor running states were being removed with configuration updates (863)
* Added scrollbars for Reactor configuration grids that can be very long (849)
* Added named signal/slots support to Pion Core Reactor API (751)
* Added ability to dynamically remove resources from HTTPServers (834)
* Added support to HTTPParser for saving the raw HTTP headers (842)
* HTTPParser now uses a default status code of 0 instead of 200 (817)
* Removed build numbers from Unix library names (861)


Version 2.2.12 (2010-02-16)
===========================

* Updated HTTPProtocol config so that it extracts JSON responses (839)
* Made HTTP query parameter map case-insensitive (836)


Version 2.2.10 (2010-01-20)
===========================

* Fixed various memory leaks within PythonReactor (818)
* Fixed deadlocks when using multiple PythonReactors in same data flow (824)
* TransformReactor now allows assignments from any type, not just strings (811)
* TransformReactor now continues evaluating rules after is-(not-)defined (791)
* TransformReactor rules now stop when the first condition matches (797)
* Added new cs-cookie and sc-cookie extraction rules for HTTPProtocol (796)
* Added EventsQueued statistic to ReactionEngine /config/reactors/stats (823)
* Added new visitor-status field to clickstream vocabulary (785)
* HTTPParser will now ignore attributes from Set-Cookie HTTP headers (808)
* Disabled default building of static libraries in Unix autoconf scripts (825)


Version 2.2.8 (2009-12-04)
==========================

* Fixed exceptions in pget.py when reactor names or comments were empty (773)
* HTTP client library not sending payload content that started with NULL (777)
* Added support for newer Boost releases (through 1.41) and for gcc 4.4 (780)


Version 2.2.6 (2009-11-25)
==========================

* Windows installer no longer attempts to start/stop the Pion service (758)
* Windows installer now makes backups of configuration files (759)
* Pion now includes its version number in all configuration files (760)
* Updated Webtrends (IIS) Codec to include support for substatus field (761)


Version 2.2.4 (2009-10-27)
==========================

* Updated "start_pion.bat" on Windows to start Pion as an application (739)
* Multiple Pion instances were able to bind to the same port on Windows (707)
* Linux RPM installer used the wrong permissions for /var/log/pion (746)


Version 2.2.2 (2009-10-09)
==========================

* Added a new PythonReactor that allows you to build Reactors using Python (651)
* Reactor connections can now be easily deleted by just clicking on them (682)
* Added new cp-rtt and ps-rtt "round trip time" performance metrics (660)
* Fixed broken handling of zblob data type in various Codec plug-ins (724)
* HTTPProtocol now defaults to using case-sensitive regular expressions (686)
* Improved Windows installer to be much simpler and better integrated (668, 680)
* Added pget.py and pmon.py scripts for monitoring and managing Pion (593, 604)
* Added -M pion executable option to lock memory usage on Unix platforms (371)
* Updated UI "restore default" and "delete" buttons to be consistent (733)
* Updated Pion user interface to use Dojo 1.3.2 (558)
* HTTPParser query parameter parsing failed on LF & CR characters (681)
* Improved autoconf detection for support of Boost.Lockfree library (692)
* Improved error handling in PluginManager when loading fails (736)
* Fixed "make install" on Unix platforms using autoconf (378)
* Pion's unit tests now use random port numbers (690)


Version 2.1.12 (2009-10-07)
===========================

* DatabaseOutputReactor queued events indefinitely when DB open failed (728)
* SQLite default page cache sizes were causing ~4GB memory usage (730)
* HTTPProtocol was not handling "100 Continue" responses properly (737)


Version 2.1.10 (2009-09-25)
===========================

* Made ConfigManager::xml_encode() more robust when given binary data (726)


Version 2.1.8 (2009-09-16)
==========================

* Fixed occasional LogInputReactor unit test failures on Unix (273)
* Increased default SQLite cache sizes to improve insert performance (717)
* Updated default config file to use localtime instead of GMT for logging (722)


Version 2.1.6 (2009-08-28)
==========================

* TransformReactor was not working for numeric & date source terms (705)
* LogOutputReactor with ELFCodec was not reliably writing log headers (696)
* Changes to HTTPProtocol configurations via UI was not working properly (701)
* Protocol configuration updates via UI was sending too many requests (702)


Version 2.1.4 (2009-07-31)
==========================

* Switched default logging to use log4cplus 1.0.3 instead of log4cxx (274, 514)
* Updated and merged in the latest version of the boost.lockfree library (647)
* Added PionId class to replace dependency on the OSSP UUID library (515)
* The Unix build scripts now auto-detect everything correctly (591)
* Fixed copy methods for HTTPMessage, HTTPRequest & HTTPResponse (590)
* Added setMaxContentLength() method to HTTPServer (589)
* Added detailed documentation and screenshots for all Pion reactors (315)
* A new MSI installer now automates installation of Pion on Windows (276)
* Pion now runs as a service on Windows and logs to the OS Event Log (211, 284)
* Updated the JSONCodec to use YAJL library version 1.0.5 (646)
* Reduced the default stack size of threads in the start_pion script (570)
* Created a new DatabaseInserter class based upon DBOR refactoring (612)
* Replaced string storage in Events with reference-counting PionBlob (252)
* DatabaseInserter support for indexed field mappings (605, 659)
* DatabaseInserter support for unique index cache (658
* DatabaseInserter no longer stops the Reactor if database is busy (656)
* Fixed various concurrency bugs in PionPerformanceTests (648)


Version 2.0.10 (2009-06-29)
===========================

* TransformReactor rules were sometimes updating the wrong term value (617)
* Transform & Filter reactors did not allow empty string comparisons (615)
* Setting a term value to an empty string now removes it from the event (625)
* HTTPProtocol now checks X-Forwarded-For for client IP, if available (619)
* Added proxy-ip, which is defined if an X-Forwarded-For header is found (619)
* Fixed slow load of DatabaseOutputReactor UI when opened several times (632)


Version 2.0.8 (2009-06-05)
==========================

* ServiceManager shutdown was sometimes causing segmentation faults (597)
* Updated DatabaseOutputReactor so that database writes are asynchronous (599)
* Drastically improved the insert performance of SQLiteDatabase (600)
* Fixed bug with "./configure --with-debug" failing on boost thread tests (598)


Version 2.0.6 (2009-05-26)
==========================

* Improved TransformReactor error handling for bad regular expressions (581)
* Fixed UI bugs in IE that caused accordion grid contents to spill out (559)
* UI login page no longer sends/displays password in browser URL field (580)
* "Match All Comparisons" checkbox in FilterReactor UI was incorrect (576)
* Added DebugMode flag to platform.xml for alternative testing behaviors (586)
* HTTPParser exception thrown when Content-Length had leading whitespace (585)
* Miscellaneous improvements to Windows MSVC build projects (564)


Version 2.0.4 (2009-05-01)
==========================

* Added a time zone offset feature to LogCodec (545)
* Added the first user manual documentation for Pion (551)
* Resolved SQLite linking problems on RHEL5 & OSX via log4cxx rebuild (547)
* Fixed date/time data storage when using a SQLiteDatabase engine (526)
* Fixed crashes due to NULL/empty event fields with SQLiteDatabase (550)
* SQLiteDatabase now using _v2 calls and mutexes for better concurrency (548)
* Added FullQuery and getMore functionality to Database classes (549)


Version 1.2.6 (2009-04-03)
==========================

* Added a urlencode configuration option to LogCodec field mappings (513)
* Updated Webtrends log codec to use url-encoding for certain fields (441)


Version 1.2.4 (2009-03-27)
==========================

* New FissionReactor for splitting a single event into many (442, 457)
* Added Atom & RSS Vocabularies, Codecs and examples (458, 459, 476, 487, 491)
* LogOutputReactor now ignores events when their type does not match Codec (485)
* HTTPProtocol now supports gzip/deflate decoding of payload content (465)
* TransformReactor supports CSV import/export for lookup key-value pairs (453)
* Updated ScriptReactor to work much better on Windows (440)
* Added input and output feeds to the Reactor Connection grids (451)
* Made XMLCodec more flexible & configurable for both input and ouput (455)
* Vocabulary terms are now sorted in the TermSelectors & can filter types (447)
* Fixed display of server errors in UI to escape HTML characters (479)
* Fixed spurious events in/out reactor counters (484)
* Added clickstream#content-type vocabulary term & support in HTTPProtocol (488)
* Added DataDirectory to platform.xml, now default location for databases (519)
* Improved OpenSSL initialization on Windows platforms (480)
* Removed dependencies on sqlite since it is now embedded into platform (475)
* HTTPParser dropping requests when TCP connection contained 304 responses (481)
* Updated PionLockedQueue so that it now always keeps track of the size (469)


Version 1.1.4 (2009-02-16)
==========================

* New ScriptReactor (232)
* TransformReactor -- refactored with all new features (385, 386, 424)
* All new term selection tool for UI (359, 405, 95)
* FilterReactor UI supports MatchAllValues (383)
* TransformReactor supports MatchAllValues (384, 386)
* Log parsing error no longer skips rest of the log file (311)
* Build updated to Boost 1.36 & 1.37 (314, 270)
* Overall speed improvement due to non-locking config changes (341, 145)
* Fixed unit tests (419, 423)
* Replace "filtering" selects with regular selects in UI (428)
* Count and track errors in HTTPRequestSender (436)


Version 1.0.12 (2009-02-10)
===========================

* Added additional clickstream request and response time stamps (434)
* Added support to HTTPProtocol for digest HTTP authentication (429)
* Added support to HTTPProtocol for data center and end user times (433)
* Added support to HTTPProtocol for various packet counters (430)


Version 1.0.10 (2009-01-22)
===========================

* Added new cs-ack-time and sc-ack-time clickstream vocabulary terms (410)
* HTTPProtocol now populates the urn:vocab:clickstream#authuser term (411)
* Added support to LogOutputReactor for rotation triggered by QueryService (88)
* Fixed broken DatabaseOutputReactor UI that prevented mapping of fields (402)
* Failures to backup configuration files will no longer throw exceptions (395)
* Updated HTTPProtocol to recover from missing packets and other errors (407)
* LogInputReactor was spawning additional threads after reading each file (417)
* Refactored RuleChain class out from FilterReactor into platform library (414)
* Updated bytes, cs-bytes and sc-bytes clickstream terms to be 64-bits (418)
* Fixed occasional checkDatabaseOutputReactor unit test failures (215)
* Added support and unit tests for maximum HTTP payload content sizes (399)
* Updated HTTPParser to recover from missing packets and other errors (407)
* TCPServer can now bind to privileged ports when running as setuid (522)
* Fixed occasional crashes in pion-net unit tests on multi-core systems (528)


Version 1.0.8 (2008-12-17)
==========================

* FilterReactor now has "Match All Comparisons" (382)
* TransformReactor supports full regex output formatting (380)
* TransformReactor uses Replace Term instead of Add Term (380)
* UI now XML escapes all fields, allowing for &<>'" characters (389,391)
* DatabaseOutputReactor validates column names (388)
* Renaming a workspace updates the configuration of its reactors (350)
* MySQL test in ./configure is removed (348)
* "make check" now has dependency on "make docs" (379)
* TransformReactor has option to suppress delivering original if new
  event is created (380)
* Build/make enhancements for docs


Version 1.0.6 (2008-11-21)
==========================

* Faster vocabulary pane loading
* Update to Dojo 1.2.1 for UI (280)
* Context menus now available on Firefox/MacOSX
* Robot field in clickstream vocabulary (345)
* SQLite engine refactored; configurability, read/write (271)
* Database class reads SQL configuration from dbengines.xml (271)
* Works with Safari 3.1 and earlier with debugging mode disabled (352)
* Debugging mode is now off by default (352)
* Now correctly destroying dialogs
* DateTime now handled correctly in TransformReactor and FilterReactor
* Reactor start/stop status persisted across shutdown (110)
* Moving (visually) reactors no longer restarts reactors (342)
* autoconf/autogen fixed for RHEL/CentOS < 5.0 (347)


Version 1.0.4 (2008-10-17)
==========================

* LogCodec supports configurable separators, terminators, c-style escapes
* Database class has the stubs for supporting read values for a SELECT
statement
* Event class has copyValues(), set(), and write() members
* A new Protocol configuration page
* Optional fields for LogCodec
* Tweaks to make IE work better
* LogCodec UI changes to accomodate new functionality
* HTTPProtocol has new content extraction
* XML for codecs/dbs/reactors/connections can now be pasted in
* HTTP protocol now stores request packets timestamp (#300)
* Fixed make_binary.pl for Mac (#325)
* PionLockedQueue::pop() fixed (#304)


Version 1.0.2 (2008-09-26)
==========================

* If LogInputReactor::readFromLog() catches an exception, it now adds the log
  file to the list of consumed files, so it doesn't keep trying to read it.
* Replaced r667 with new patch that works for any field delimiter
* Cache files for LogInputReactor are now written to the config directory
  instead of the log file directory.
* Reverting changes made in revision 656 (in preparation for Dojo 1.2),
  because they don't work in IE.
* Added support in LogInputReactor for optional 'tail -f' behavior when
  reading log files.
* Added --version command line parameter to pion server executable
* Added "EventsQueued" statistic to DatabaseOutputReactor::query()
* Added 'tail -f' option in the LogInputReactor UI and did some refactoring.
* Added Reactor context menu item to show the Reactor's configuration as raw
  XML.  (The XML can be copied, but not changed.)
* Fixed ReactionScheduler so that if io_service users throw it should no
  longer crash Pion
* Updated query stats returned by LogInputReactor to include ConsumedLog
  and CurrentLog elements
* Updated LogInputReactor to stop itself if it unable to write cache files
  to the input directory
* Shift-double-clicking on a Reactor now gives you a dialog with the results
  of /query/reactors/<uuid>.
* Updated Reactor::query() so that default returns reactor statistics info
  Misc refactoring of reactor stats code
* Added a Komodo project file for Pion UI code.
* QueryService (Reactor/ReactionEngine)
* Added QueueTimeout field in DatabaseOutputReactorDialog.
* Added QueueTimeout parameter to DatabaseOutputReactor (default is 10 seconds)
* Updated ServiceManager to send ascii text 500 server error responses
* Added patch for LogInputReactor crashing when removed


Version 0.6.0 (2008-08-29)
==========================

* LogInputReactor keeps track of which logs it has consumed & how much (89)
* LogInputReactor supports reading gzip and bzip2 log files natively (93)
* Added "About" user interface page with license & third party libs (264)
* Added MaxThreads and MultiThreadBranches ReactionEngine parameters (251)
* Misc Vocabulary and Codec updates for managing clickstream traffic (202)
* Fixed user interface for browser languages other than English (255)
* Fixed bug with is-defined and is-not-defined Comparison types (275)
* Fixed failures within the checkDatabaseOutputReactor unit test (215)
* Fixed bug with the --disable-logging configure option breaking build (254)
* Updated HTTPParser::parseCookieHeader() to be usable for char[] as well
* Only HTML documentation is now build with Doxygen when using "make docs"
* The boost.iostreams, gzip (zlib) and bzip2 libraries are now required


Version 0.5.8 (2008-07-18)
==========================

* Added new XML and JSON Codecs for event serialization (74, 104)
* Added a new Transform Reactor for data cleansing, normalizing, etc. (105)
* Added a new "Protocol" plugin type, for sniffing network traffic (182)
* Fixed bug in regex comparisons that caused Pion to crash (212)
* Regex comparisons no longer require the entire value to match (214)
* Updated LogInputReactor's JustOne feature so that it handles restarts (216)
* UI dialog boxes now provide scrollbars if they cannot fit on Desktop (219)
* Fixed crash caused when Reactor connections were removed at runtime (238)
* Updated UI so that it better auto-detects which plugins are available (244)
* Pion now listens to port 8888, and SSL is disabled (126, 218)
* Added support to the UI for the Safari web browser (165)
* Added --with-boost-extension option to Unix configure script (217)
* Misc updates to get things building on gcc 4.2 and gcc 4.3 (241)
* See also the Pion Network Library ChangeLog for 0.5.8


Version 0.5.6 (2008-05-02)
==========================

* Added support for user authentication and user management in the UI
* Added support for adding, changing and deleting Vocabularies in the UI
* Updated UI to support the Internet Explorer 7; Safari is still broken
* Improved performance of Event memory operations & ReactionEngine scheduling
* Made SQLite external: use --with-sqlite to enable support for Unix builds
* Fixed compatibility problems with RHEL5 that was causing unit tests to fail
* Added "JustOne" parameter to LogInputReactor for performance/load testing
* Vocabulary locks in the UI should now correctly prevent any modifications
* Fixed some bugs with the display of Comparisons in FilterReactors dialogs
* Fixed a bug that displayed non-existing connections to deleted Reactors
* Fixed problems with using multiple Reactor workspaces in the UI
* Deleting a Reactor workspace in the UI now deletes all Reactors it contains
* Updated JavaScript to use Dojo 1.1.1 and optimized UI code for size/speed
* Added a "stocks" vocabulary and code, to server as another metadata example
* Added "make docs" Unix build option that uses Doxygen to build all the docs
* Unix build scripts now support dynamic versions of the Boost.UnitTest libs
* Boost 1.35.0 or later is now REQUIRED (it includes ASIO); see README.boost


Version 0.5.4 (2008-03-07)
==========================

* First functional alpha preview release