Merge branch 'hotfix/1.26.1'
linking wrappers error typo
disable rubygems documents installation when not requiring documents installation, fix rbx issue with rubygems
ruby-2.1.5
ruby-2.0.0-p598
ruby-1.9.3-p551
do not try to fix 'gems' ruby, just remove it, fix #3135
found unescaped rm in installer - fixed
save remote files using their names, update #2646
fix loading .profile in .bash_login, update #3130
ensure package file name is reset beofre assuming one while mounting remote rubies
skip updating certificates on OSX for any jruby, fix #3134
add ruby-2.1.5 OSX binary
Added reference to rvm-mini

Inspired by rvm (http://rvm.io) - rvm-mini is a very small ruby installer and runtime environment based on binaries of rvm.
Merge pull request #3136 from TomFreudenberg/master

Added reference to rvm-mini
resorting alternative implementations, added ruby-install
added railsexpress patches for latest CVEs
ensure package names are autodetected when mount is used from base_install, update #2646, fix #3137
Merge #3139, added railsexpress patches for latest CVEs
add cleanup checksums, update #3138