Remove ability to override selinux restorecon command. Tidy selinux config option.
Remove file_force_unlink from config.
Relocate comments so that they can be picked up correctly by the doc tools.
Cache system's selinux state to minimize the impact. Tidy debug logs.
Make selinux util a module.
Remove the debug print left over.
Merge pull request #764 from opscode/ss/OC-7900

Remove ability to override selinux restorecon command.