Repopick: update legacy gerrit api

Change-Id: Ic21c2aac1c27f29e1ee052b277dd6497342889b2
Repopick: remove legacy gerrit port

Change-Id: Ib1a7be3399eaac9f24dd835dc003c4ebb7ac4856
Merge pull request #39 from AOSPA-legacy/kitkat

Update gerrit