remove superfluous characters that cause error if entered verbatim
Merge pull request #2979 from chris-tsongas/ruby-version

remove superfluous characters that cause error if entered verbatim
Make sure Darwin uses i386 as the arch
fix rvm user ..., fix #2963
Merge branch 'master' of github.com:wayneeseguin/rvm
Updates the MagLev download URL to gemtalksystems
Merge pull request #2985 from johnnyt/jt-maglev

Fix install of MagLev on Macs, fix #2984