Squashed 'libertree-frontend-ramaze/' changes from 5d62dce..4d15148

4d15148 add service management script
3ce64d5 unicorn: change default to one worker process, name unicorn.conf

git-subtree-dir: libertree-frontend-ramaze
git-subtree-split: 4d151480d0c5d2a4440b082ea9296400fd023cd7
Merge commit '2d5ae3bfe3d16883a1e28cc0e7c4825f1b401cc2'