Warm-up proximity sensor during boot

- to fix black screen issue on first calls after boot

Change-Id: I091d01896a7bc210593edd876311e411270e18ec
Merge "Warm-up proximity sensor during boot" into cm-10.2
Merge remote-tracking branch 'upstream/cm-10.2' into cm-10.2
Merge branch 'cm-10.2' of https://github.com/PAC-Motorola/android_device_motorola_msm8960-common into cm-10.2