Markup/CSS-related
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*  Tweaked style sheets to workaround various Gecko rendering quirks.
*  Added bottom breadcrumbs to viewtopic and viewforum.
*  Increased base font size to 11px and adjusted other font sizes.
*  Replaced image scrolling for used posted images with image scaling using
   the CSS property max-width. For MSIE support a modified version of
   minmax.js by Andrew Clover is used.
*  In viewtopic moved signature out of postmsg div.
*  Dispensed with classes showhot and showclosed.
*  Introduced class warningtext.
*  Added class isticky for sticky topics.
*  Moved topic type indicators from div to tr in index, viewforum, search and
   moderate.
*  Generally improved system for indicator icons.
*  Added ID's to the markup for navigation list items.
*  Added lists to welcome box where there is more than one item.
*  Prevented generation of unnecessary clearer div in board stats box on
   index.
*  Added background-color to Body tag.
*  Added class="clearb" to paragraph following avatar to ensure large avatars
   do not overflow the fieldset.
*  Added missing <br /> tags to user search form. Change only visible in text
   only display.
*  Moved information text below inputs and removed clearer div in search,
   user list, profile (display/pagination) and upload avatar forms.
*  Prevented output of empty <p> tags in viewforum when there are no
   postlinks and/or moderators.
*  Removed colgroup and col tags in various scripts.
*  Removed central vertical alignment of smilies in Firefox.

Code-related
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*  Added doublequotes around forum title in e-mail From field. Suggested by
   cici.
*  Fixed various potential mysqli problems.
*  Fixed "Show results as posts" lacking forum read permission check.
   Reported by Miles.
*  Changed default search operator to AND (was OR). Suggested by mindplay.
*  Fixed affected_rows() not working properly for PostgreSQL and SQLite.
*  Fixed example plugin not quitting on direct access attempts.Reported by
   Dantes.
*  Added feature for adding an arbitrary number of items to the navigation
   menu via admin_options.php.
*  Fixed phpinfo() feature of admin_index.php not outputting anything
   when/if phpinfo() function is disabled on the system. Reported by Terrell
   Russell
*  Fixed BBCode in preview not working properly.
*  Fixed "Set moderator access" fieldset being available for unverified
   users.
*  Fixed quick post being available when it shouldn't.
*  Fixed logging out not updating last_visit.
*  Fixed search being case sensitive.
*  Fixed pun_trim() stripping out non-breaking spaces for no good reason.
*  Added handling of UPLOAD_ERR_NO_TMP_DIR to avatar upload code.
*  Fixed pun_trim() messing up UTF-8 and other multibyte character sets.
   Reported by vnpenguin.
*  Fixed "undefined offset" error in smiley display code in help.php.
   Thanks to cgo2 for report and fix.
*  Fixed BBCode parser acting up on some BBCode quote syntax. Reported by
   boneheade.
*  Fixed "undefined offset" error in admin_index.php when /proc/loadavg
   exists, but can't be loaded. Reported by schnetm.
*  Fixed unnecessary extraction of style element in profile. Reported by
   vnpenguin.
*  Fixed image example in help section pointing to a non-existing image.
   Reported by Rador8.
*  Fixed some HTTP header redirects failing when redirect time was set to 0.
   Reported by Rod. Thanks to cgo2 for tip.
*  Fixed undefined index error in header.php. Reported by myran-san.
*  Fixed error in extern.php due to extra tab in lang/English/common.php.
   Reported by Richard.