Update .travis.yml

Fixed incorrect path for build.xml
Merge pull request #1 from Islandora/7.x

7.x update
code coverage for tests
proper path for lint in travis.yml
Merge pull request #29 from qadan/7.x

7.x code coverage for jenkins
adding fedora 3.7.0 to travis
Merge pull request #30 from qadan/7.x

adding fedora 3.7.0 to travis