added railsexpress patches for the latest 1.9.3 patch level (374)
Merge pull request #1457 from skaes/patches-for-193p374

added railsexpress patches for the latest 1.9.3 patch level (374)
abstract static/shared code, fix #1439
clean __rvm_setup_compile_environment
Merge branch 'master' of github.com:wayneeseguin/rvm