Merge pull request #11 from weaselkeeper/master

swallow error when freshen_repos is called in a non-git dir (which is th...
gpa now redundant, use freshen_repos, it will work if you are in a dir with git repos in subdirs, or in a git repo dir
adding pushall option, to push all the repos in the cwd
adding pushall symlink
Merge branch 'master' of github.com:weaselkeeper/bash-profile