fix SENTINEL code:
- add missing address adjustments
- free: check for interior pointer
- raise InvalidMemoryOperationError in release mode
- disable some unittests when building with -debug=SENTINEL
Remove TypeNewArray (Ne) demangling
Merge pull request #921 from ibuclaw/tna_dem

Remove TypeNewArray (Ne) demangling
Add support for demangling __vectors
Merge pull request #922 from ibuclaw/vector_dem

Add support for demangling __vectors (Nh)
Merge pull request #920 from rainers/fix_sentinel

Issue 12843 - Unit tests fail when GC is compiled with SENTINEL
Added link to build instructions to Readme
Merge pull request #923 from JinShil/master

Added link to build instructions to Readme