Fixes #1047
Merge pull request #1066 from msteiger/fix_1047

Fixes #1047
Tweaks to headless Gradle config PR #1067 - activates modules in the server dir via config file in addition to pulling them from Artifactory. Also defaults to a seed that spawns you in a decent spot in Perlin ;-)
Merge remote-tracking branch 'origin/develop' into server_config