recovery: Prevent the users from doing stupid things.
recovery: Prevent the users from doing stupid things.

Don't allow formatting of special partitions like radio, bootloader,
or misc. No sense in formatting recovery from recovery either dawg.

Change-Id: I0f935aad103574b17be237993730afaeae623871

76Demented/bootable_recovery-,kylinmoddev/android_bootable_recovery,DerTeufel/dualboot_recovery,Plain-Andy/android_platform_bootable_recovery,DerTeufel/dualboot_recovery,DerTeufel/dualboot_recovery,DerTeufel/dualboot_recovery,76Demented/bootable_recovery-,76Demented/bootable_recovery-,InsomniaAOSP/platform_bootable_recovery,kylinmoddev/android_bootable_recovery,randomblame/bootable_recovery,Plain-Andy/android_platform_bootable_recovery,kylinmoddev/android_bootable_recovery,76Demented/bootable_recovery-,DerTeufel/dualboot_recovery,randomblame/bootable_recovery,randomblame/bootable_recovery,InsomniaAOSP/platform_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,InsomniaAOSP/platform_bootable_recovery,randomblame/bootable_recovery,randomblame/bootable_recovery,InsomniaAOSP/platform_bootable_recovery,Plain-Andy/android_platform_bootable_recovery,Plain-Andy/android_platform_bootable_recovery,kylinmoddev/android_bootable_recovery,76Demented/bootable_recovery-