Update Issue 998

Add options to tungsten_provision_thl so the user may override the automatically generated schema definition with their own.


git-svn-id: http://tungsten-replicator.googlecode.com/svn/trunk@2538 9f5e3340-5c9a-25cb-7c1c-c133a2e9e928
Update Issue 998
Rename the 'generate_schema_sql' subcommand of `tungsten_provision_thl` to 'generate_schema_file' to be consistent with the other command line options.


git-svn-id: http://tungsten-replicator.googlecode.com/svn/trunk@2539 9f5e3340-5c9a-25cb-7c1c-c133a2e9e928