add Travis CI config file
set minimum version of Minilla to 1.1.0

Minilla 1.1.0 has the feature to prevent version bumps by adding a '# No
BumpVersion' tag to the line which we need in a few places.
add 'No BumpVersion' "annotations" where needed
Merge pull request #13 from nnutter/minilla

Updates to prevent incorrect version bumps
Merge pull request #12 from nnutter/travis-ci

add Travis CI config file