Renamed cleanup_branches => cleanup-branches and removed chown/chmod from cleanup

Signed-off-by: James Ketrenos <james.p.ketrenos@intel.com>
Added 'perms' site script

Signed-off-by: James Ketrenos <james.p.ketrenos@intel.com>
Modified check_perms to instruct user to run "site.sh perms"

Signed-off-by: James Ketrenos <james.p.ketrenos@intel.com>
Started "site.sh push" command

Signed-off-by: James Ketrenos <james.p.ketrenos@intel.com>
Continued revising push

Signed-off-by: James Ketrenos <james.p.ketrenos@intel.com>
Continued revising push

Signed-off-by: James Ketrenos <james.p.ketrenos@intel.com>
remote portion of push now works for branch update

Signed-off-by: James Ketrenos <james.p.ketrenos@intel.com>