Update cm.dependencies

Now we use 'android_hardware_samsung' repo to get controllable
vibrator intensity
ramdisk: remove VIBETONZ from init script

VIBETONZ is not needed anymore since it is not used in kernel
ramdisk: update fstab

Removed /modem mount point due to its uselessness on our device.
Made /preload to mount in read only mode by default.
ramdisk: remove 'samsungpowersoundplay' service on init
Move left common parts to a common repo