init.sh: Don't enable button backlight on boot

* Not all devices have button backlight
* We want a consistent experience between all devices

Change-Id: I0b63a3b617df7d7622a3329fa257e25d62b36f73
init.sh: Don't enable blue led in recovery

* Preparing for recovery charging LED indicator

Change-Id: I96caaee3625d978b943a1aa9382571dca03988d2
msm7x30: Add back mistakenly removed prop

Change-Id: I4faced566914e4075ce6b5517fe9e7e276ca1d90
init: Don't mess with SD card IO scheduler

* Some cards are prone to corruption when using ROW
* Use the default one that the kernel provides (NOOP at this time)
* User can change the IO scheduler from the settings

Change-Id: I8cf5d7087a980f0c39470c996a4271314aaa56c9

Conflicts:

	rootdir/init.semc.rc