[UnitTests] Unit tests for evaluating lists
[UnitTests] Debugger unit tests try to pick latests Mono runtime
[UnitTests] Debugger unit tests print runtime name and version
[Win32] Fixed evalutating generic lists like List<> and Dictionary<,>
[StatusView] Fix leaks.
[Tasks] Fix leak in CommentTasks.
[SdiWorkspace] Fix subview not being disposed.
[MainToolbar] Remove dangling event attachment.
[PadTreeView] Correct call to base function.
[Icons] [MonoDevelop.Ide] F# icons implemented:

* `md-exception` mapped to `element-exception-light-16.png'
* `md-fs-field` mapped to `element-fs-field-light-16.png`
* `md-module` mapped to `element-module-light-16.png`
* `md-other-declaration` mapped to `element-other-declaration-light-16.png`
* `md-type` mapped to `element-type-light-16.png`
* `md-script-file-icon` mapped to `file-script-light-16.png` and `file-script-light-32.png`

See https://github.com/xamarin/icons/commit/3692ed1f7ff41513628eae43402d2e562298247f

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>
[Icons] [NUnit] New running unit test icon

See https://github.com/xamarin/icons/issues/27#issuecomment-42168176

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>
Updated reference to md-addins
[UnitTest] Conditional Breakpoint and Breakpoint HitCount
[MainToolbar] Make last command target a weak ref.
[CommandMenuItem] Make last command weak ref.
[ProjectPad] Also clean current item.
[MainToolbar] Use args to get new item.
[ExtensibleTreeView] Don't cache navigators. They keep references to data items and the GC cannot collect Solutions for instance.
[VersionControl] Use a weak reference when caching StatusView items.
[Subversion] Fix credentials not being remembered.
Merge pull request #526 from DavidKarlas/evalDictionary

[Win32] Viewing List<> and Dictionary<,> items + unit tests
[UnitTest] Debugger eval compare enums
[UnitTest] Create objects with different constructors and Struct which is ignored atm because not working
[Win32] Fixed comparing of enums
[Win32] Fixed object creation
[Icons] [MonoDevelop.Ide] New GTK stock icons replacements:

* copy
* find
* find-and-replace
* go-back
* go-down
* go-forward
* go-up
* home
* jump-to
* media-play
* missing-image
* open
* refresh
* save
* zoom-in
* zoom-out

See https://github.com/xamarin/icons/issues/19

Signed-off-by: Vaclav Vancura <vaclav@vancura.org>