solution found
Logic moved.
Search box styling completed.
Category ExpanderButton completed.
ClassButton styling completed.
StandardPanel styling almost complete.
Styling of scrollbar, not done yet.
Merge branch 'Sitrus2' into DUI-IconsForGeometry(Logic)
Default DynamoCore.dll removed.
empty string removed
imagesProtoGeometry.resx for Geometry
Styles for scrollbar removed.
images divided in 3 resource files
Merge pull request #49 from vmoyseenko/DUI-IconsForGeometry(Logic)

DUI: icons for geometry(additional logic)
Merge branch 'Sitrus2' into DUI-StylingUpdate
DSOffice project unused assemblies are removed
searchIconBitmap and searchForegroundBrush cached.
Visibility of ScrollViewer bound on IsMouseOver.
Removed empty string.
Scrollbar is transparent.