1) Fix cloud-init meta-data templates
Just meta-data comments layout.
2) Fix repos handling in nailgun drivers
Remove quotes from urls since apt refuses to work with them.
3) Fix ntp.conf issue
Wrong semaphore ids in boothook were wrong
Closes-Bug: #1388042
Implements: blueprint image-based-provisioning
Change-Id: Iad6755753cc1fa938b370016cd2f4026e76b90a3
82c976b46d