improved sql backend tests
Added travis yml
added mux for travis yml
trying to not restart mysql on travis
debugging travis yml
setting up for testing
Using proper travis database table
typo in travis yml
Added build status to README
Added mongodb backend.
renamed package in mongobackend.go
Added tests for mongobackend

Copied sql tests almost exactly.
Added bson info to main auth file to make it work.
Reworded some test failure stuff.

Two tests failing.
added travis yml
setting up travis tests