modified:   apps/contacts/models.py             Fixes on 'send_to' with in_response_to
modified:   apps/contacts/models.py
            Fixes on 'send_to' with in_response_to

            Fixes in signature generation

modified:   apps/smsforum/app.py
            Fixes in measuring message length (should refactor into own functions or
            work into the Message object...)

modified:   lib/rapidsms/backends/httphandlers.py
            Commented out incescent logging

ehealthafrica-ci/rapidsms,catalpainternational/rapidsms,lsgunth/rapidsms,unicefuganda/edtrac,peterayeni/rapidsms,dimagi/rapidsms-core-dev,dimagi/rapidsms,lsgunth/rapidsms,dimagi/rapidsms,catalpainternational/rapidsms,dimagi/rapidsms-core-dev,caktus/rapidsms,ken-muturi/rapidsms,peterayeni/rapidsms,catalpainternational/rapidsms,caktus/rapidsms,peterayeni/rapidsms,rapidsms/rapidsms-core-dev,eHealthAfrica/rapidsms,catalpainternational/rapidsms,eHealthAfrica/rapidsms,caktus/rapidsms,ken-muturi/rapidsms,rapidsms/rapidsms-core-dev,ehealthafrica-ci/rapidsms,eHealthAfrica/rapidsms,ken-muturi/rapidsms,ehealthafrica-ci/rapidsms,lsgunth/rapidsms,lsgunth/rapidsms,unicefuganda/edtrac,unicefuganda/edtrac,peterayeni/rapidsms