Sync jd_extras/jd_collections with jd_extras_en. make a few minor updates. am:...
Sync jd_extras/jd_collections with jd_extras_en. make a few minor updates. am: a74a6e5b am: cabb54b5 am: a9a3d22c
am: 63019662
* commit '63019662':
Sync jd_extras/jd_collections with jd_extras_en. make a few minor updates.
Change-Id: I6005a9a8b6186b7f6dfe587e6dd0395ef345c281