use a more resilient-to-change cache repo dir
fix join on the wrong side of the hexdigest
add a test
Found another place where deleted user needs to be checked.
simplify system call and prevent command injection
Remove extra newline
Add tests
Null User is now passed the existing user id, if any.
Soft deleted users' name will be displayed. Users that don't exist in db
will display 'Deleted user'
Code compaction
Merge pull request #150 from zendesk/pswadi/handle-deleted-buddy

Found another place where deleted user needs to be checked.
Merge pull request #146 from zendesk/sdavidovitz/resilient_cache_dir

use a more resilient-to-change cache repo dir
remove DB connection reaping

https://github.com/brianmario/mysql2/issues/421
https://github.com/rails/rails/commit/7150a9dc036ca02e8293d31ac57a26c55860fff7
Merge pull request #157 from zendesk/sdavidovitz/remove_reaping

remove DB connection reaping
Revert "cleanup deploys controller"
Merge pull request #158 from zendesk/revert-151-grosser/cleanup-deploy

Revert "cleanup deploys controller"
permalink for stages
Merge pull request #156 from zendesk/grosser/permalink

permalink for stages
style changes
don't manually verify connections anymore
handle nil users in PR API