ds composite cleanup, and additions.
s/ORDERED/optional/g
Changed Parameter Type Hinting to only use the top level Abstract class
Added Travis CI
Fixed code review being matched to wrong file
Fixed coding standards issues.
Enabled module as root user to fix it not being enabled.
Fixed incorrect module name.
Merge pull request #37 from christianselig/7.x

travis-ci addition and coding standards fixes
Merge pull request #34 from ruebot/7.x

ds composite cleanup, and additions.
Merge pull request #36 from nigelgbanks/7.x-fcrepo4

Changed Parameter Type Hinting to only use the top level Abstract class