Merge branch 'hotfix/1.25.8' into stable
minimal patchset for ruby 2.1
Merge pull request #2476 from skaes/initial-patches-for-ruby-2.1

minimal patchset for ruby 2.1
rbx-2.2.2 is the current version, fix #2483
Merge branch 'master' of github.com:wayneeseguin/rvm
add CC env patch to ruby-2.0.0-p353 on osx
fix compiling static ruby-2.1.0 on OSX
move the osx_static CC env patch for all rubies
take ZDOTDIR into account when searching for ZSH shell initialziation files, fix #2479
cleaning gitignore
add gems to cache
improved gem installation
remove unwanted gems from binary rubies global, fix #2484
opal does not support gems, fix #2453
1.25.9
Merge branch 'master' into hotfix/1.25.9
Merge branch 'hotfix/1.25.9' into stable
Merge branch 'hotfix/1.25.9'
Merge branch 'master' into features/gem-cache
reset gem_version before parsing gem_install parameters