moved commands from firstrun.sh to start.sh
[refactor] make scripts executable
[doc] remove executable step
The files are now executable
Ensure production.log exists before running tail

When re-running docker run to start a new instance attached to the same
data store, the tail command at the end of start.sh was running before
gitlab had a chance to write to production.log for the first time.
Merge remote-tracking branch 'shapeshed/patch-1' into development
Version bump to GitLab 6.4