Add logging and improve tests

Improve robustness of RFCOMM tests.
Add new Gatt connection test for autoconnect.
Add new logging to get more info.

Change-Id: Id83df2c2890e3e4f267186435332fc318e48f7e5
(cherry picked from commit e3170f0f3cf4faae77ccba8b3b8d66df0680ab65)
9 files changed
tree: 8e4191b8fcded083999f6a309e2760cbe273333e
  1. acts/