New design is bound to BrowserRootCategories collection
Removed DyanamoModel
New logic of code implemented
Merge branch 'Sitrus2' into BrowserRootCategoriesBinding
Commented unclear things in LibraryWrapPanel.
Fixed some bugs in LibraryWrapPanel.
Used static icons instead of binding
Modified comment in ClassInformation class
Changed type of collections
Collections are cleared instead of initialization
Merge branch 'Sitrus2' into BrowserRootCategoriesBinding
Changed text of exception to more appropriate
Added better description
Merge pull request #2139 from vmoyseenko/BrowserRootCategoriesBinding

New design is bound to BrowserRootCategories collection