Display something in Contact selector even when Contact does not have a name
Search through Connections rather than Contacts
Clear message form after sending message
Mark default connection
PEP8 + Django conventions + etc
Move choices to Message model
Added tests for messagelog
Added initial migration for messagelog
Add docs for messagelog
Changes based on comments from @dpoirier
Update release notes for messagelog
Merge remote-tracking branch 'rapidsms/release-0.12.0' into docs/messagelog

Conflicts:
	rapidsms/contrib/messagelog/templates/messagelog/index.html
Use prettified labels for connection selector
Merge pull request #221 from rapidsms/docs/messagelog

Test and document contrib.messagelog
Use constants for HttpTesterMessage model directions
Merge pull request #319 from rapidsms/httptester-directions

Use constants for HttpTesterMessage model directions
Merge pull request #314 from rapidsms/messaging-contact-display

Messaging Contact selector doesn't display anything when Contact has no name
Merge branch 'release-0.12.0' into 223-registration

Branch: 223-registration
Use HiddenInput widget rather than deleting first field in Connection formset
Merge remote-tracking branch 'remotes/origin/bug/306-contact-form' into 223-registration

Branch: 223-registration