some temporary changes saved.
grid controller refactored.
more refactoring done.
more refactoring done.
more refactoring ...
more control implemented.
search optimization completed.
Merge branch '#29848_Search_function_too_slow' into dev

Conflicts:
	Hd.Web/App_Themes/Main/Main.css
	Hd.Web/Hd.Web.csproj
	Hd.Web/main.master
	Hd.Web/main.master.designer.cs