[Fix #215] Set Terminal title on Mac OS X 10.8
[Fix #212] Replace dircolors with whoami
[Fix #202] Load modules all or nothing
Increase heading readability
Wrap editor module documentation at 80 characters
Clarify a comment about GNU utilities
Rename templates to runcoms
Ensure that $terminfo values are valid
[Fix #230] Check the expanded command in steeef preexec
Remove unnecessary checks in steeef

Many programs affect repositories, not just the command line versions.
Simplify and clean up the steeef theme
Update comments in themes
Add missing theme screenshots
[Fix #232] Disable globbing for rsync, scp, ftp, sftp
[Fix #233] Bind history-substring-search using $key_info
Move prep and psub from Perl to Utility
Refactor Perl aliases
Refactor Ruby aliases
Refactor Rails aliases
Refactor Screen aliases