Merge changes from topic "bpf_tether4_rename"

* changes:
  merge Tether{Down,Up}stream4{Key,Value} - part 3 - fixups
  merge Tether{Down,Up}stream4{Key,Value} - part 2 - java
  merge Tether{Down,Up}stream4{Key,Value} - part 1 - C portion
tree: ab7d077803df4762996ddb4e0c64484abce6ead0
  1. framework/
  2. tests/
  3. Tethering/
  4. .gitignore
  5. OWNERS
  6. PREUPLOAD.cfg
  7. TEST_MAPPING