Fix typo in test name
Add "keys" function
Document "keys" function
Add support for TLS

* New parameters: -tlscert, -tlskey, -tlscacert, -tlsverify
Add basic documentation for TLS flags
Update GLOCKFILE to latest go-dockerclient
Handle docker daemon restarts when watching events
Merge pull request #39 from md5/keys-function

Add "keys" function
Add darwin release targets

Fixes #38
Merge pull request #44 from jwilder/jw-darwin

Add darwin release targets