move common otter files into otter-common

Change-Id: I1461bce959fff895d604a40b1143ec2f704acc13
Merge branch 'cm-10.1' of github.com:KFire-Android/android_device_amazon_otter into jb-mr1-dev

Conflicts:
	device.mk

Change-Id: Ia1b8fd697b81483bcd52c2e4a19a699ed9144bf7