Merge pull request #13 from chrisvest/1.9

Updated license headers to 2014.
Bump the version after 1.9.6 release.

We keep the neo4j dependency on the released version of neo4j in order
to avoid problems with circular dependencies in the CI builds. (I do not
fully understand this, but it seems to be the case from reading the
commit history and talking to Anders.)
Uses kernel ConsoleLogger in favor of j.u.l
Fix NPE in GremlinConsoleServiceTest