1.5.0.112 HappyNewYear build

+ Added session dividers to external grid
+ Added support for hidden DateTimeFormat db option
+ Added conversation divider to html export
+ Added Ctrl+PageUp and Ctrl+PageDown shortcuts scrolling
+ Added 32bit icon frames for MS Vista compability
+ Added url menu items to context menu of event detail form
+ Added own draw of history action button with dropdown icon
+ Forced ascending order of copying items
+ Fixed plaining RTF messages in html,xml and txt export
+ Fixed transparent text color if incorrect color bbcode was used
+ Fixed chars containing timestamps export
+ Fixed current day range saving in history search
+ Fixed hint showing/hiding
+ Finally fixed wrong window size restoring with WindowBlinds is in use
+ Finally fixed instant xp theme and system color change applying
+ Made unicode grid's hints
+ Made Grid single bordered
+ Made url open in new window on click
+ Made text formatting change on-the-fly in all open histories with state saving
+ Removed buggy open link hint
+ Escape key closes search/filter instead of form close
+ Separated status changes and status message changes events
+ Some code optimizations
+ Translation changes