Fixup source repository in the deployment script

Change-Id: I2e8ddd13f09a71832c71883fe99f832926eee367
Do not use couchbase session store by default

Because it has to be configured separately from config/couchbase.yml
and people might forget to change hostname there for example

Change-Id: I9a229e22c3a842a73972d55ff0f98a1cfe2a16ff
Make version checks not so strict

Change-Id: I6dfe084d0997f14cde3ad78a7a1eea5b99c21c0f
refer to couchbaselabs repository

Change-Id: Id4623182d235ffea39c37b49b40c865ef75ce662
jQuery.live() deprecated and removed, use on() instead

Change-Id: Idf60bacc572fa8acd5b648cfe1b21a95cf0a6c40