Add is_terminated() and flush() methods to eventq
Add support for sending data to SAS
Refactor connection handling code into a separate SAS::Connection class
Code review mark-ups
Change ConnectionPool::create_connection to use pjsip_tpmgr_acquire_transport instead of calling factory directly
Remove extra tracing and fix up get_trail_id
Change magic numbers for message sizes to sizeof(blah)
Handle interrupted ::send in SAS::Connection
Merge pull request #10 from Metaswitch/sto360

Add support for sending events/markers to a real SAS
Merge pull request #21 from Metaswitch/issue11

[Reviewer Matt] Change ConnectionPool::create_connection to use pjsip_tpmgr_acquire_tran...
Fix compile issue
Merge pull request #22 from Metaswitch/issue11

[No reviwer] Fix compile issue in issue11 pull