FxSQL: allow selecting multiple briefcases

git-svn-id: http://svn.flexive.org/repository/flexive/trunk@3010 d35d4baa-7912-0410-b0ae-edacad209e15
FxSQL: omit LIMIT statement for data filter result when the row limit is Integer.MAX_VALUE

git-svn-id: http://svn.flexive.org/repository/flexive/trunk@3011 d35d4baa-7912-0410-b0ae-edacad209e15
FxContent#getValues: don't throw an exception when the group data has not been initialized, just return an empty list

git-svn-id: http://svn.flexive.org/repository/flexive/trunk@3012 d35d4baa-7912-0410-b0ae-edacad209e15