Move to Quaff 0.4.2 and specify TCP for contacting AS
Merge pull request #47 from Metaswitch/quaff_fixes

Reviewer RKD: Move to Quaff 0.4.2 and specify TCP for contacting AS
Take quaff 0.5.1 and integrate msg_log to an error file
Merge pull request #48 from Metaswitch/error-logs

Reviewer Robbo - Take quaff 0.5.1 and integrate msg_log to an error file
Report failures correctly
Merge pull request #49 from Metaswitch/error-logs

Reviewer Rob - Report failures correctly
Report success even if some tests have been skipped rather than passing
Merge pull request #50 from Metaswitch/success_on_skip

[Reviewer: Matt] Report success even if some tests have been skipped rather than passing