Initial ngui.sh
Add logrotate file and init script
Add ngui to package
Convert UI start to a function and support LOOM_USE_NGUI to control it. Fixes #537
Do not run install at start
Add ability to disable UI for development, as requested by @gaarf
Adding a help message to the mock provisioner and an option for
having it occasionally fail a task. Also fixing a bug where the
load data scripts cause the overall standalone script to exit.
Merge pull request #550 from continuuity/feature/ngui-packaging

Feature/ngui packaging
Merge remote-tracking branch 'origin/develop' into feature/mock-improvements

Conflicts:
	standalone/bin/loom.sh
Merge pull request #551 from continuuity/feature/mock-improvements

Adding a help message to the mock provisioner and an option for
Merge remote-tracking branch 'origin/develop' into feature/refactor-l2c

Conflicts:
	server/bin/dummy-provisioner.sh
	standalone/bin/coopr.sh