Enable Travis Continuous Integration

Uses maven2 binary from apache, and overrides Travis VM's mavenrc
Installs minimal database to run Postgres DOI tests
Installs skeleton dryad dir in /opt/dryad-test
Update ECE3 journal submission properties

At the request of Paula Alcantara at Wiley, deleted Crystal Ouyang email <crouyang@wiley.com> from journal.ECE3.notifyOnArchive and journal.ECE3.notifyWeekly. Added ece@wiley.com to journal.ECE3.notifyWeekly
Update DryadJournalSubmission.properties
Update integration for new journals in testing
Merge pull request #656 from ryscher/integration-a

Update integration for new journals in testing
Merge pull request #645 from eclary/patch-4

Update ECE3 journal submission properties
Merge pull request #648 from eclary/patch-5

Update DryadJournalSubmission.properties
Merge pull request #624 from dleehr/travis

Enable Travis Continuous Integration