Updating README
Updating README

Reorganization, better documentation of dependencies.  Have verified now
that ruby isn't required on the deployment target system.

flogic/whiskey_disk,kingandpartners/whiskey_disk,pbrumm/whiskey_disk,pbrumm/whiskey_disk,openlogic/whisk,flogic/whiskey_disk,pbrumm/whiskey_disk,openlogic/whisk,openlogic/whisk,flogic/whiskey_disk