m7-common: move media profile into m7-common

Change-Id: Id867712ec25a4a4ca6c0eb71550d056d94c8b778
Softkey settings

Change-Id: I6ce9dda3c6f1b7480390409a858dc729781a2448
Removed config_deviceHardwareKeys

Change-Id: Ic206ab0737416a5195e77e79fcdde7b63d172e9f
Removed config_deviceHasVariableButtonBrightness

Change-Id: Ie2c4a08c05b1069c39bb7d2c55f252a0ce1e6616
Removed SettingsProvider's overlay

Change-Id: Ia92ca10b12643935facedde12be4a43fc574e4fe
Removed notification_pulse_length_entries

Change-Id: I6354a780c84f5c5f832551e230394f00dec64aa4
Some Fixes for Overlay

Change-Id: I8baa7301c8dd8118fa477f4c06ca840ad709327c
Merge into Zips43