Version 2.3a    - February 23, 2009
  - Spider
    - Added support for ID's and Classes containing hyphens (-) and colons (:) as per HTML 4.01
    - Added File Size Limit option to prevent out-of-memory errors (Spider Panel)
    - URI storage is now case sensitive, prevents overwriting of case-fixing redirects
    - Improved handling of complex robots.txt files
    - Fixed division by zero bug when no pages complete scanning

  - Control Panel
    - Fixed display of Match Weighting values if submitted without any change
    - Added "Not OK" selection to Entry List drop down filter
    - Option to email the Query Log before a reset (Statistics Panel)
    - Category lists in drop downs are alphabetically ordered

  - Search Interface
    - Fixed hard-coded stylesheet directory, now uses directory specified in config.ini.php
    - Fixed error message on terms containing a slash (/)
    - Fixed error message from RSS2.0 feed results when database is locked

  - General
    - Orca Search now uses PHPMailer for emailing
    - Made language file loading algorithm more resilient

  - Languages
    - Added Arabic language files for body.html.php (Safaa Roumani)
    - Added Swedish language files for body.html.php (Sofi)
    - Added Polish language files for control.php and body.html.php (Paweł Fadrowski)


Version 2.3     - May 16, 2007
  - Spider
    - Images are replaced with their alt text before indexing
    - Fixed PDF indexing problem on some Windows servers
    - Fix for spidering internal webservers without proper DNS entries

  - Control Panel
    - Increased cookie security a notch
    - Increased Control Panel cookie timeout to 1.5 hours from 0.5 hours
    - Small category filter fix

  - Search Interface
    - body.html.php now includes its CSS file automatically

  - General
    - Reorganized variable names and MySQL queries to ease integration with other PHP applications
    - NOTE: Changes made to config.ini.php!
      - Move the values MANUALLY from your previous copy to the new version

  - Languages
    - Added French language files for body.html.php (Kelljery)


Version 2.2b     - November 28, 2006
  - Spider
    - Added support for URI's containing apostrophes (')

  - Control Panel
    - Automatic Change Frequency set to on by default for new installations
    - Fixed "Undefined index: priority" error when editing sites while sitemapping is disabled
    - Fixed "Divide by zero" error when reseting the search query log
    - Fixed "Undefined variable qadd" when creating a sitemap using the Tools panel
    - Sitemap URIs with ampersands (&) are now escaped properly
    - Some javascript fixes

  - Search Interface
    - Results which displayed no matching text/description now show a random string of text from the page

  - Languages
    - Added Dutch language files for body.html.php (A. de Vries)


Version 2.2a     - August 11, 2006
  - Spider
    - Fixed regression, directory URIs ending in / could result in a truncated base URI for links
    - Fixed bug where keywords and descriptions would not get updated if added or changed

  - Control Panel
    - Entry list titles now link to the associated page

  - Languages
    - Added German language files for body.html.php (Jürgen Ihlau)
    - Added (incomplete) Italian language files for control.php (Gualtiero Giovanetto)


Version 2.2      - July 10, 2006
  - Spider
    - "Starting URI Blocked" error no longer halts the spider if more pages exist in the database
    - PHP5 E_STRICT errors (code 2048) no longer cause the spider to halt
    - Added Seamless Spidering option: search interface does not lock during spider crawls
    - Improvements to Remove Elements and Weighted Elements matching system
      - Class matches can now match tags with multiple classes (eg. class="class1 class2")
    - Respidering now only checks the robots.txt of required domains rather than all of them
    - Removed/Ignored links now display both referer URIs for link debugging
    - Added support for URIs containing spaces

  - Control Panel
    - Fixed error when manually setting sitemap changefreq
    - Added some Search Statistics to Statistics Panel

  - Search Interface
    - When only one category exists, it is no longer displayed in search result headings
    - Fixed some spacing issues with highlighted terms
    - When searching within a category, the search scope is declared before the results


Version 2.1d     - May 02, 2006
  - Spider
    - Fixed bug where spider could fail on a single no-socket error
    - Fixed sent HTTP headers which caused a "spider malfunction" on Zeus servers
    - Added a powerful selector-style matching system to Remove Elements and Weighted Elements
    - Remove Elements is now applied before Weighted Elements during indexing
    - UTF-8 Indexing now handles and converts many more HTML entities
    - Small improvements to spider output styling

  - Search Interface
    - HTML entities should now display properly in encodings other than UTF-8
    - Replace codes (eg. {R_URI}) appearing in page text are no longer replaced

  - General
    - Corrected a minor CSS property error in control.css
    - Moved some missed untranslated lines from spider.php to the lang.txt file
    - Fixed JWriter output script failure in IE
    - Added searching of Weighted Elements to JWriter output


Version 2.1c     - Apr 08, 2006
  - Spider
    - Spider now accepts Hexidecimal-format HTML entities (eg. √ ~ Square root symbol)
    - Decimal-format HTML entities with a leading zero (eg. @) are no longer mistranslated as octal

  - Control Panel
    - Added "Results" column to Query Log table, showing results found for the last query

  - Search Interface
    - Fixed a cache-limit endless loop bug affecting MySQL versions between 3.23 and 4.0

  - General
    - Fixed lowercasing bug with JWriter if terms were highlighted in page titles
    - Additions to lang.txt


Version 2.1b     - Feb 27, 2006
  - Spider
    - Reaching the Page Limit causes the spider to "finish" rather than quit with an error
    - Crontab language file not-found regression fixed

  - Control Panel
    - Fixed a Statistics reporting bug if database contained similarily named tables
    - Added PHP, MySQL and search database version info to the Configuration Variable Dump page

  - Search Interface
    - Fixed a bug with incorrect links if _search.php was placed in a subdirectory
    - Fixed a bug with HTML entities when using non-UTF8 charsets
    - Cleaned up display of URIs in search listings and links

  - General
    - Major database cleanup for increased efficiency
    - URI matching now enabled by default, with a weight of 0.2 per match


Version 2.1a     - Jan 28, 2006
  - Spider
    - Fixed bug, filetypes remained unblocked even if unchecked under Indexed MIME-types
    - Fixed a significant Spider memory leak

  - Control Panel
    - Fixed bug, Add Entry, New Category text field was disabled if no other pages were in the database
    - Added a Configuration Variable Dump function for debugging (Tools panel)
    - Small fix to control.css

  - General
    - Fixed an installation bug which occured if the MySQL database initially contained no tables
    - Overhaul to JWriter engine: Now much faster and uses less memory
    - Renamed jpeg indexing plugin to jpg for JWriter compatibility
    - Added translatable elements to JWriter output


Version 2.1      - Jan 07, 2006
  - Spider:
    - Numerous Spider stability fixes
    - Fixed bug where a blank or broken <base> tag could halt spidering
    - Fixed crontab language file error
    - Spider optionally accepts cookies
    - Added ability to extend Indexed MIME-types with plugins (PDF and JPEG indexing plugins included)
    - Added ability to spider to a certain link depth
    - Added "Full scan" option: spider all files even if headers indicate no recent modification
    - META refresh tags are only considered if they are less than ten seconds
    - META description and keywords found in pages now supercede existing description/keywords
      - If no description or keywords are found, the existing information is retained
    - Spider attempts to remove pages containing META refresh tags in favour of new target
    - Spider sends an If-Modified-Since header to save bandwidth when downloading static files
    - Spider can no longer travel to parent directories from starting URIs

  - Control Panel:
    - Simplified Entry List action drop-down options
    - Added ability to spider single or a selection of pages
    - Added Data Lock function to prevent spider overwriting custom Titles, Descriptions and Keywords
    - Automatic logout after 30 minutes of inactivity

  - Search Interface:
    - Improved Latin Accent Matching algorithm
    - Added "filetype:" search query keyword (eg. "filetype:pdf")
    - URI matches are no longer highlighted if disabled
    - Fixed bug with mishandling of matched text if a term was at the beginning of a match
    - Broke body.html.php into separate PHP and language files to ease translation

  - General
    - Overhaul to page Status system
    - Overhaul to HTTP request system
    - Improved JWriter timeout detection
    - JWriter no longer tries to adjust the memory_limit automatically
    - User supplied variables now in config.ini.php
    - Added documentation text to body.html.php
    - Many additions and changes to lang.txt


Version 2.0b     - Nov 16, 2005
  - Spider:
    - Spider now detects and "times-out" of connections which stop responding
    - Spider no longer dies prematurely if the first URI is unreachable
    - Fixed bug where it was possible for spider to skip all orphaned entries
    - Fixed bug where meta refresh tags were mishandled
    - Added some additional email headers to Results email

  - Search Interface:
    - Altered search algorithm to limit term "spamming"
    - Added search matching against entry URIs (off by default)

  - General:
    - Additions to lang.txt
    - Modifications to body.html.php


Version 2.0a     - Oct 30, 2005
  - Spider:
    - Fixed bug where spider execution would halt at a non-existant domain
    - Improved aborted-spider detection
    - Added support for spidering URIs with a port suffix
    - Added support for multiple Starting URIs

  - Control Panel:
    - Script can now discern between "not found" and "malfunctioning" when detecting "spider.php"
    - Added "Require URI Matches" in Spider panel

  - Search Interface:
    - Fixed bug where submitting a blank query with a category selected would display the "No results found" dialogue
    - Fixed bug where a PHP error would appear if client did not send a User-Agent header
    - Modified default $resultTemplate in body.html.php/css
    - body.html.php now outputs version info in an HTML comment tag

  - General:
    - Some fixes and additions to lang.txt
    - Added faq.txt to package


Version 2.0      - Oct 19, 2005
  - Initial release