Added EmptyStringToCollapsedConverter to tooltip.
Merge branch 'Sitrus2' into DUI-HideCodeCopyIcon(noTextInside)
Bread crumbs are fixed
Focus on mouse over cleared.
Unit test is added
Merge branch 'Sitrus2' into DUI-RemoveFocusWhenMouseIsOverOtherMember
Hiding of classes in XAML
Up, down navigation adopted for hidden classes
Missed one navigation case
Merge pull request #167 from vmoyseenko/DUI-SearchRemoveCategoryNameBreadcrumbs

Bread crumbs are fixed
Merge pull request #158 from vmoyseenko/DUI-HideCodeCopyIcon(noTextInside)

DUI: hide code copy icon(no text inside)
Merge pull request #169 from vmoyseenko/DUI-RemoveFocusWhenMouseIsOverOtherMember

DUI: remove focus when mouse is over other member
Fixed DynamoCore.csproj
If-classes moved under #if.
Empty string.
Merge pull request #173 from vmoyseenko/DUI-SearchHideClasses

Hide classes in search results
Merge remote-tracking branch 'remotes/ben/Sitrus' into DUI-CategoryBuilderTests