Android Lollipop AOSP Changes

Changes from 5.1.1_r3 (LMY48B) to 5.1.1_r4 (LMY47Z):

Warning Releases with no significant changes other than version bump in platform/build component are likely to only feature proprietary binary blob (e.g. firmwares) changes.

Newly Added Components (0):

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Removed Components (0):

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Updated Components (0):

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