Merge branch 'hotfix/1.23.13' into stable
cleaning build_config
extract scripts/functions/build_config_system
remove extra check from __rvm_setup_compile_environment_osx_compiler
1.23.14
Merge branch 'master' into hotfix/1.23.14
Merge branch 'hotfix/1.23.14'
add twitter account link to notes as means of help
fix detecting rvmrc full path, fix #2344
escape bash version sorting in installer, fix #2346
source .profile in new .bash_profile, fix #2348