Fix #149 First draft of rpm systemV init script

- Added linuxSettings for server archetype
- Added pid folder in server archetype
- Refactored JavaStartScript class/object
- Tested with CentOS 6.5
Adding uncommited debian start template
Adding an additional test. Need to generate mainClass for bin generation
(works with play)
Removing crappy debugging stuff
Adding checks for start script
Adding daemon_user to nohup command.
Adding preinst and postuninstall scripts (wip)
Merge pull request #176 from sbt/wip/rpm-server-archetype

Wip/rpm server archetype