motorola/common-ghost: rename hijack file

Change-Id: Ib1996e53b677957aa7cd512119d10abb6f7bf082
motorola/common-ghost: change bootmodem wrapper to shell script

Change-Id: I328385f0ce448fc8cb6a4f2ac27f00154d071551
motorola/common-ghost: build changes from removing hijack/delay wrappers

Change-Id: I1c8d45f570f7f8333a3c91bd78dbc93fac09492f
bugfixes for delay-wrapper

Change-Id: Ida8eaf7f6c38ec33a422c99b1a77f5f7cd66830c
bugfixes for hijack-wrapper

Change-Id: I98d4882325557cdc84169042e87272d807d13c4c