Merge pull request #31 from pantheon-systems/polling

Polling
a little refactoring to make deleting nice, and to make consistent use of user_site_list()
Merge pull request #32 from pantheon-systems/delete-nicety

a little refactoring to make deleting nice, and to make consistent use o...
Merge pull request #30 from fluxsauce/master

Polling code.
adding TODO, removing the last remnants of "atlas"
fixing remaining workflow fucntions; adding commands for checking on-server diffs and issuing a git commit
Merge pull request #37 from pantheon-systems/osd-ftw

Osd ftw
clean up site list caching, add a function to get uuids based on site name
add a helper for getting and opening dashboard links
Merge pull request #38 from pantheon-systems/site-funcitons

Helper site funcitons