recovery: remove hard-coded init.rc for recovery

Replace with flexible device-based init.recovery.*.rc file

Change-Id: I606ba84d2e1b17a008f67c6dcc8fbd708b8201d4
BoardConfig: recovery settings cleanup

Change-Id: I4758bc5d4548f3c32636eefe361dd302693ed8d7
init.*.rc: insmod wl12xx_sdio module

In previous commit in otter-common we removed framework insertion settings.
Let's manually insert the wl12xx_sdio module during boot up.

Change-Id: If71771c3884d3617b77f5fae99b5af6c2a368710
init.*.rc: remove CPU downclock setting

Especially since there aren't any overclock settings in AOSP/CM atm.

Change-Id: Icc802068f5b3960453a8784244e508d8508bd092