Read Session-Expires header from transmitted as well as received INVITEs
Don't try to delete authentication vectors we don't have
Merge pull request #578 from Metaswitch/memcached_deletion_fix

[Reviewer: Mike] Don't try to delete authentication vectors we don't have
Add commit
Updates after review
Merge pull request #619 from Metaswitch/commit_log

[Reviewer: Alex] Add commit
Make ConnectionPool loop more tightly in UTs to speed them up
Merge pull request #620 from Metaswitch/slightly_faster_uts

[Reviewer: Mike] Make ConnectionPool loop more tightly in UTs to speed them up
Merge pull request #537 from Metaswitch/rf_bugs2

Reviewer Andy: Read Session-Expires header from transmitted as well as received INVITEs
Update cpp-common
Merge pull request #622 from Metaswitch/cpp_up

[No reviewer] Update cpp-common
Support sending and receiving messages in different size packet buffers
Enforce lr
Merge pull request #626 from Metaswitch/bgcf_lr

[Reviewer: Mike] Enforce lr
Take latest cpp-common
Pull in master pjsip-upstream with message size changes
Merge pull request #628 from Metaswitch/two_size_messages

[No reviewer required] Support variable sized message packet buffers