Pin django-tables2 version to 1.0.*
Pin django-tables2 version to 1.0.*

Latest django-tables2 version (1.4.2) causes a test failure

catalpainternational/rapidsms,lsgunth/rapidsms,lsgunth/rapidsms,lsgunth/rapidsms,catalpainternational/rapidsms,catalpainternational/rapidsms,catalpainternational/rapidsms,lsgunth/rapidsms