Merge changes Ib9f7e800,Ife714ad8,I9f73cf16,I6879d056,Ia180ec59, ...

* changes:
  Migrate remaining event stream asserts in L2capTest to truth
  Migrate information frames to matchers
  Migrate supervisory frame matching logic
  Replace a few more matchers
  Migrate connection response to L2capMatchers
  Start migrating l2cap packet matchers to their own file
  Fix config request/response order comments
  Replace hardcoded control packet handling with lookup table