Brings in Travis + basic testing

Squashed my 4 commits into one single one for easier reading.

Adds Travis file

Removes typo.

Stupid copy+paste.

Adds a simple test

Verifies that we’re able to, well, test.

Adds capability to mock MongoDB (so that the build passes).
Merge pull request #2 from otupman/travis-ci

Brings in Travis + basic testing