Commits for DOTS FastTax for Ubercart

This commit was manufactured as part of Drupal's Great Git Migration to create tag 'DRUPAL-6--1-5'.

Sprout from master 2011-01-12 23:48:00 UTC Service Objects <tech@serviceobjects.com> 'By ServiceObjects: Fixed issue with module calling FastTax even when a state is not selected for taxes. Fixed issue with numerous redundant calls to service per checkout (solution is to add back the caching). Minor wording tweaks. Also fixed #654664 by ramsey85. Applied patch to fix order preview infinite loop'
Cherrypick from DRUPAL-6--1 2009-02-13 23:21:19 UTC Ankur Rishi <ankur@11703.no-reply.drupal.org> 'adding new ubercart plugin':
README.txt

Reverting file to previous version. Latest version contained test code not intended for release

This commit was manufactured as part of Drupal's Great Git Migration to create tag 'DRUPAL-6--1-4'.

Sprout from master 2010-04-22 15:49:35 UTC Service Objects <tech@serviceobjects.com> 'Changed text in settings to more clearly identify sections as sales and use tax sections.'
Cherrypick from DRUPAL-6--1 2009-02-13 23:21:19 UTC Ankur Rishi <ankur@11703.no-reply.drupal.org> 'adding new ubercart plugin':
README.txt
so_taxes.info
so_taxes.theme

Changed module to call the GetTaxInfoByAddress and GetTaxInfoByZip_V2 operations of the DOTS Fast Tax Web service. The call to the Zip operation is a backup if Address fails.