Update perf_while.rb
Fix a Fixnum test bug
Indentation fixes in setup.cpp
Wrap codes added by rbjit with '#ifdef RBJIT_ENABLED' to allow to disable them
Fix build scripts to enable to build miniruby with rbjit
Fix VALUE/ID/SIGNED_VALUE definitions
Fix primitive resource loading to enable to load resources in the DLL
Update build scripts to build the full-fledged ruby installation
Add the 'rbjit' tag to the version descirption