Force UTF-8 to calculate blob ids.
Force encoding conversion before creating the blob id.
chore(CI): Make CI tests pass on travis.
chore(CI): Set git configuration before running the test suite.
chore(CI): Make expected request conditional to the test running env.
chore(CI): Make sure we compare the same json format.
Use `git rev-parse` to read the current git branch.
chore(CI): fix typo.
Merge pull request #52 from codeclimate/force_blob_id_encoding

Force UTF-8 to calculate blob ids.