launcher4 gets some upgrades
Import translations. DO NOT MERGE

Change-Id: I586af82bace882d917c7bc3ecc241e690c44fc45
Auto-generated-cl: translation import
Import translations. DO NOT MERGE

Change-Id: Idbcab8e4b31f94c10c4c2275c651b058810c7f1b
Auto-generated-cl: translation import