Added MarkupExtension tests for testing strings with spaces and commas as parameter (commonly used in file paths), where some tests are currently failing.
Right Click Context Menu for multiple Selected Items to Wrap them in a Container (Grid or Canvas at the Moment!)
A few WhiteSpace fixes and Comments removed.
Nullable ResizeThumbAlignment to enable both top and bottom snap on resize simultaneously
Fix #471: Debugger console crashes with "DebuggerException: Evaluation did not return any value" when invoking a method returning `void`
Fix build by ignoring the broken debugger unit test. See #472 for details.
Debugger: During callback processing, handle the COMException "Process was terminated. (Exception from HRESULT: 0x80131301)".

The exception occurs if a process is killed (e.g. console window of console application closed) while the application is doing something involving debugger callbacks (Debug.WriteLine calls, or throwing+handling exceptions).
ForeachStatement.EmbeddedStatement doesn't return null, but it might return Statement.Null.
Try to fix NullReferenceException in UnreachableCodeIssue.
Try to fix InvalidCastException in CreateOverloadWithoutParameterAction
ILSpySymbolSource.GetLocalVariables: in case of error, return an empty collection instead of null
XmlDocumentationElement: return null if given a null entity
In SavePreferences(), ignore not only IOException, but also UnauthorizedAccessException.
Fix ArgumentNullException in RedundantCatchClauseIssue.GatherVisitor.IsRedundant()
TextEditor for text and expressions in PropertyGrid,
Editor for FormatString
Merge branch 'master' of github.com:icsharpcode/SharpDevelop
Beta 4 designation
Merge pull request #470 from gumme/WpfDesignerCollectionUndoFix

Wpf designer fixes for explicit collection and dictionary
Merge pull request #463 from jogibear9988/master

Right Click Context Menu for multiple Selected Items to Wrap them in a Container
Add trailing newline when generating InitializeComponents()

This matches VS behavior