fix minor wording errors describing SSL certificate updates
update links to Homebrew in warning and error messages
Merge pull request #2865 from bmichelsen/osx-ssl-certs-text

fix minor wording errors describing SSL certificate updates
escape the test keyword to avoid aliases, fix #2867
Merge branch 'master' of github.com:wayneeseguin/rvm
escape all head and tail occurences, update #2861
command head for scipping functions and aliases, fix #2861
Merge pull request #2866 from bmichelsen/osx-homebrew-link

Update Homebrew links on OS X
Update Homebrew repo location, also helps fix #2866
Renamed LICENCE -> LICENSE
Fix reference to LICENSE since the file has been renamed
Fix incorrect spelling of license
Merge pull request #2868 from bmichelsen/text/licence

Text/licence
Add 2.0.0, 2.1.0, 2.1.1 and 2.1.2 to rdoc-data generation
Force 1.8.7 and 1.9.2 to -head for security reasons. Fixes #2801
fix installing rbx with no version via remote file, update #2847
Merge branch 'master' of github.com:wayneeseguin/rvm
remove old rbx/rubinius replacement, make sure __check_latest=0 is ran before the latest run of __rvm_ruby_string_parse_, update #2847
detect and fix environment files during installation, fix #2835, update #2817
use shells SECONDS when date does not support nanoseconds, fix #2870