Failing test for https://bugzilla.xamarin.com/show_bug.cgi?id=16997
Fixed bug invoking inherited methods (eg. ToString()) on anonymous types
Merge pull request #370 from mono-soc-2013/MateY-IndentEngine

TestMethodContinuationCase3
Added indentation support for nextlineshifted 1&2 brace styles.
Added indent support for the banner style.
Removed debug code.
Fixed bug in 'ConvertToAutoPropertyIssue'.
Fixed possible null reference in
ConvertAnonymousDelegateToLambdaAction.
Fixed bug in 'ExtractMethodAction'.
Don't show "Field can be make readonly" for mutable structs
Fix CS0126 and CS0127 issues with async methods.

The resolver now reports 'void' as expected type for return expressions in void methods.
added two failing code completion tests
Also consider property getter/setter invocations in DoNotCallOverridableMethodsInConstructorIssue
Fixed failing completion test.
Fixed completion unit test.
Fixed code completion bug.
Fixed completion bug.
Fixed null reference exception.
Merge changes from SharpDevelop repository.
Add ConvertSymbol() to TypeSystemAstBuilder and IAmbience.