he background color of library is #343434.
When a library category is open, the category bar has the same hover over effect as the collapsed state.
Margin of Standard panel removed.
Text labels for classes are not vertically centered.
The margins for class icons(really it was done for Tessellation).
The margins for collapsed icon are off.
Highlight query and actions.
Search TextBlock updated.
Size between query and action 30 px. Padding 10 px added.
Merge pull request #60 from vmoyseenko/DUI-StylingUpdate

DUI: new styling update