[Mono.Debugger.Soft] Catching AssemblyMirror in AppDomainMirror and TypeMirror in AssemblyMirror
MSBuildExtensionsPath32/64 should default to MSBuildExtensionsPath value.
assign project FullPath before creating ProjectInstance so that properties are assigned appropriately.
Merge pull request #1028 from DavidKarlas/sdbTypesCaching

[Mono.Debugger.Soft] Caching Assemblies and Types
Remove last traces of Mono.Web
[xbuild] Simplify and speedup ConditionFunctionExpression
[xbuild] Evaluate Choose and PropertyGroup elements in order of appearance
[xbuild] Add ItemDefinitionGroup basic handling
[xbuild] Implement WriteCodeFragment task
[tests] Fix a trivial consistency issue in a test case.
[runtime] Remove an assert from inner_start_thread () on win32 which is not needed.
[xbuild] Make tool output parsing more robust

It's now also much more compatible with the subtleties of
the MS .NET parser and includes a substantial test suite.

Fixes BXC19542 - Broken F# Error Reports
[eglib] Remove test-glib code, we don't have to maintain compatibility with glib any more. Fixes #19638.