Update put method and tidy up other connection methods
Add methods to set the Auth-Application-Id or Acct-Application-Id
Merge pull request #84 from Metaswitch/homestead-issue74

[Reviewer: Graeme] Add methods to set the Auth-Application-Id or Acct-Application-Id
Log the diameter message body from the diameter stack
Work around sas-client issue 23 (https://github.com/Metaswitch/sas-client/issues/23)
Fix up previous hack
Tidy up commenting
Re-add comment
Update put/post methods to have separate ones for unused response/headers
Updates folloing update of sas-client library
Markups
Merge pull request #85 from Metaswitch/diameter_decode

[Reviewer: Andy][From: Alex] Diameter decoding
Merge pull request #86 from Metaswitch/sto721

[No reviewer] Sto721
Merge pull request #87 from Metaswitch/update_sas_client

[Reviewer: Mike][From: Alex] Update SAS mocking code.
Change how httpstack is configured
Merge pull request #88 from Metaswitch/ralf_load

[Reviewer: Andy] Change how httpstack is configured
Fix compiler warning
Merge pull request #89 from Metaswitch/ralf_load

[No reviewer] Fix compiler warning
Various fixes
Merge remote-tracking branch 'origin/master' into sto639