FIX The issue with field headers disappearing in the classic form when a filter returns an empty result was fixed.
FIX The issue with detecting a target cell for the context menu in the fullscreen mode was fixed.
FIX The issue with drilling up and down multilevel hierarchies when options.grid.showHierarchies is false was fixed.
FIX The issue with omitting some parts of JSON data when the data is loaded by chunks and contains some special characters was fixed.
