adding text output for battery stats wipe. just a confirmation that it completed successfully
adding text output for battery stats wipe. just a confirmation that it completed successfully

Change-Id: I8c00521081b12f123c35239212f2b53dde3a7c8e

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