Integrating fix for issue 432 from developer - DeleteRange off by 1
Integrating fix for issue 432 from developer - DeleteRange off by 1

git-svn-id: dbedefcadf06f12cdbcff67f389c9724530f4849@15 2100b2f4-4a30-11de-9ab4-498524d4d007

JackDanger/google-wave-robot-python-client,JackDanger/google-wave-robot-python-client