Pull max expiry out into constant, temporarily set to 50 minutes for IMS bench interop
Even longer timeout to allow 15% rereg
Switch Sprout to use memcached ASCII protocol
Sprout now depends on infinispan, not memcached
Change sprout startup to use local Infinispan store
Merge branch 'longer-expires' into sto438
Make the registration period 1 hour (and use a const rather than a #define)
Merge branch 'master' into sto438
Flow object should remove itself as a transport state listener when destroyed
Pull dependent PJSIP fix into sprout repository
Ignore ctags tag-files
Merge pull request #176 from Metaswitch/issue175

[Reviewer Andy] Fix for issue 175 - also includes addition of 30 second grace period before expired public user identities are considered unauthenticated
Pull latest pjsip_upstream code level in to sprout
Merge pull request #177 from Metaswitch/issue174

[No reviewer required] Pull latest pjsip_upstream code level in to sprout to fix build and issue 174
Make the max registration period configurable
Default registrar timeout to 300s
Change UTs to expect the new default exipry period
Refactor registrar tests to create/destroy registrar on each test
Unit tests
Tested statistics accumulator code - needs a little tidy-up before review