Add support for Diversion header
Only use PR_SET_PTRACER if it is defined (e.g. on Ubuntu) - it's benign to be absent (e.g. on CentOS)
Fix Bono/Sprout handling of failed SAS connection
Add 30 second timeout to SAS connection
Firewall against failing to open a log file
Improve logging of HTTP connection errors
Discard incoming non-OPTIONS requests if queue is too large
Add latency statistics for HSS and XDM
Move proxy_calculate_targets into UASTransaction
Remove IfcHandler's lookup_ifcs function
Remove HSSConnection's get_associated_uris function
Implement HSSConnection::get_subscription_data
Use proper URIs in registrar
Use proper iFC in registrar
Fixed up all UTs except stateful proxy and ISC interface tests. Debug printfs still included.
Implement caching in UASTransaction and get remaining UTs passing
Excise unused UT code, and remove debugging printfs
Look for right value in JSON
Update Development.md
Include unistd.h to fix build on some systems (e.g. Mint)