Fix null pointer dereference

Test metadata user data

Added ability to override mem alloc funcs

Kill noop_filter.c

Cover more of settings frame

Try to prevent PHP interop flake

Moved the report template under tools/run_tests.

Cover an unsupported case of mixing sync and async service in server

Increased message_compress.c coverage

Fix error messages.

Make a slightly unusual request

Add a case to cover multiple adds of generic service

Expand header testing

Expand continuation testing

Expand bad_client to be able to make full requests

Add test for un-resolvable target