Various bug fixes

Fixed pointer bug that messed with reflection
Implemented bug from @tgiphil  see
https://github.com/tgiphil/MOSA-Project/commit/d3a1b14fd77673b113804feb55a589a749383181
Added some more reflection tests in TestWorld
Merge branch 'metadata' of https://github.com/charsleysa/MOSA-Project into metadata