Merge pull request #2155 from Ch00k/master

Add support for Solaris 10
add a warning when installign named rubies without patches, fix #2159
Merge branch 'master' of github.com:wayneeseguin/rvm
SmartOS: explicitly set path for `which` under SmartOS
Merge pull request #2165 from mattconnolly/master

SmartOS: explicitly set path for `which` under SmartOS
Add __rvm_ant and __rvm_tar
Merge remote-tracking branch 'upstream/master'
Require libdb-4_5 on OpenSUSE as binary rubies depend on it