Merge branch 'hotfix/1.21.2'
move to rubygems api to check rubygems version, fix #1977
replace tr with RS in awk, update #1977
move portsnap handling to node installation in freebsd, fix #1970
remove version suffixes from freebsd package names, fix #1971
simplify rvm_user_install_flag, clean installer, clean related code, fix man path search problems, fix #1981
fix rvm fix-permissions
remove temporary global gemset definition for ruby-2.0.0 - bundler 1.3 was already released, no need to keep forked file, update #1983
Suppress warning when /etc/make.conf doesn't exist in FreeBSD
Improve pkgng detection from /etc/make.conf in FreeBSD
Use bash syntax for file detection - update #1984
Merge pull request #1984 from carpodaster/minor-freebsd-pkng-detection-improvements

Minor FreeBSD pkgng detection improvements
added new ruby releases
fix detecting clang for OSX 10.9, fix #1975
Merge branch 'master' of github.com:wayneeseguin/rvm
add new line in generate .rvmrc Using:, update #1903
security update for mri rubies versions
Merge https://github.com/somebody32/rvm, update #1987

Conflicts:
	config/known
	config/md5
1.21.3
Merge branch 'master' into hotfix/1.21.3