Re-enable tests and bump aaa version

This patch is part 2 of 2 patches:

* Increments the version of the depenency on AAA from 0.1.1-Helium-SR1 to
  0.1.2-SNAPSHOT.
* Re-enables the feature tests for the restconf and netconf-conector
  features.

Change-Id: I2a90aa8e25412186efb75db3b114a353c180e175
Signed-off-by: Thanh Ha <thanh.ha@linuxfoundation.org>