Build 2719

Aggregate expressions in HTML cells that used context didn't work
< symbol in the title of a filter caused XML import to crash and Search Version to not work
Changing type of an attribute sometimes made it impossible to save the changed attribute
Tab order of a multi-attribute cell couldn't be changed to -1
AS_STRING function didn't work properly if used in queries for MySQL
Previous fix for scrollbars in query caused mis-aligment of headers. The previous fix removed.
Presentation rules had unnecessary CR symbols

Bugs