Revert "Set CEC enabled"

This reverts commit b0f4dfbbf04c79f69ce0b7c08b3a281247864b3f.
Revert "Map KEY_BACK->KEY_ESC + one extra key for Philips remote"

This reverts commit b2c6ac6cfee1f1fd738069cb31625564aba5104d.
Revert "Enable CEC debug"

This reverts commit 8173e5b9ed566e87f0faaa4456838fccab099d4d.
Revert "[cec]: fix connection lost on power off/power on cycle."

This reverts commit a2a7c3af7d6f40cd4dd815feb96c76b029bf6e25.