Fix license header issue when building from module poms.
Fix LICENSE.txt not being added to jars.
Add Maven version string variables to travis.yml.
Add hook for triggering Travis notifications to Notifico.
New version string format for internal development use.
Move basic stuff from NetworkSynchronizer (actually from SpoutNetworkSynchronizer) to NetworkComponent

Signed-off-by: Jack Huey kitskub@gmail.com