Prune some stuff that wont make it into this release
Changed AddIns folder structure
Fixed thread safety issue in composition container
Fixed Admin url in the "NoContent" view.
Fixed how type parameters are represented in the lostdoc files.
Added some generic type constraints, including a generic interface with co- and contra-variance
Fixed the ReflectionOnlyAssemblyLoader to ensure that all referenced assemblies get loaded.
Fixed generic type constraints in syntax-csharp.xslt
Rewrote AttributeDataEnricher, XSLT is still lagging behind.
Added some attributes with invalid xml chars.
Added TODO
Added argument check in ld:asset() xslt extension