Merge history of CTS

BUG: 167962976
Test: TH
Merged-In: I30d52c4df571c894b7797300e8f56ddd4b2cc2dd
Change-Id: I8f4d1a2728451d76b0fc0c5341b51c95b4ee57a1
tree: 8331e5c1e354f5d99fc45e096e790d3841930a94
  1. tests/
  2. Tethering/