Revert to common defconfig.

Most users don't have the JBX sources locally stored, so keep the common configuration
Merge branch 'cm-11.0' of https://github.com/RAZR-K-Devs/android_device_motorola_omap4-common into cm-11.0
BoardConfigCommon.mk: Fix doubled entries
Merge branch 'cm-11.0' of https://github.com/RAZR-K-Devs/android_device_motorola_omap4-common into cm-11.0