Add ruby19 and puppet3 to travis matrix
update unit test metadata

- stop unit testing 2.6 (I am dropping support)
- remove create_resources from fixtures (it was required for testing 2.6)
- add back branches to test
Merge pull request #239 from bodepd/update_unit_tests_drop_2_6

Update unit tests drop 2 6
fix rspec test failures

adding ruby 1.9.3 support identified a few tests
that should have been failing.

this commit fixes those tests.
Merge pull request #240 from bodepd/fix_failing_tests

fix rspec test failures
update travis file

add 2.6 and 3.1 as tested versions, conditionall install
create resources for 2.6 support.
Merge pull request #243 from bodepd/travis

update travis file