DO NOT MERGE Add tf contrib dep to tradefed-all.
Bug: 36556899
Test: Built and saw jar in out folder and in zip.
$ unzip -l dist/tradefed.zip
Archive: dist/tradefed.zip
Length Date Time Name
--------- ---------- ----- ----
3949595 2017-04-20 13:02 tradefed.jar
674016 2017-04-20 13:02 tradefed-tests.jar
414546 2017-04-20 13:02 tf-prod-tests.jar
453406 2017-04-20 13:02 emmalib.jar
2759756 2017-04-20 13:02 loganalysis.jar
609993 2017-04-20 13:02 loganalysis-tests.jar
2543719 2017-04-20 13:02 tf-remote-client.jar
1510 2017-04-20 13:02 tradefed-contrib.jar
2067 2017-04-20 13:02 tf-contrib-prod-tests.jar
8048 2017-04-20 13:02 TradeFedUiTestApp.apk
6072 2017-04-20 13:02 TradeFedTestApp.apk
9132 2017-04-20 13:02 DeviceSetupUtil.apk
1186 2017-04-20 13:02 tradefed.sh
2981 2017-04-20 13:02 tradefed_win.bat
2907 2017-04-20 13:02 script_help.sh
1217 2017-04-20 13:02 verify.sh
--------- -------
11440151 16 files
Change-Id: Idf27b6ccc6764ed958409bab2d3ad6906b45c72e
1 file changed
