OAK-145: Set up Travis CI builds
OAK-145: Set up Travis CI builds

Include failsafe tests in the test run.
Run tests on Oracle's Java 7 and on OpenJDK 6. Seems like we hit some OpenJDK core dump on the default version.

git-svn-id: 67138be12999c61558c3dd34328380c8e4523e73@1351733 13f79535-47bb-0310-9956-ffa450edef68

trekawek/jackrabbit-oak,apache/jackrabbit-oak,amit-jain/jackrabbit-oak,amit-jain/jackrabbit-oak,apache/jackrabbit-oak,mreutegg/jackrabbit-oak,trekawek/jackrabbit-oak,trekawek/jackrabbit-oak,amit-jain/jackrabbit-oak,apache/jackrabbit-oak,amit-jain/jackrabbit-oak,apache/jackrabbit-oak,anchela/jackrabbit-oak,trekawek/jackrabbit-oak,amit-jain/jackrabbit-oak,trekawek/jackrabbit-oak,anchela/jackrabbit-oak,apache/jackrabbit-oak,anchela/jackrabbit-oak,mreutegg/jackrabbit-oak,mreutegg/jackrabbit-oak,anchela/jackrabbit-oak,anchela/jackrabbit-oak,mreutegg/jackrabbit-oak,mreutegg/jackrabbit-oak