mkvendor.sh: Initial commit of crater

Change-Id: I9b5ae873368e2d7f70d7ced6e20f37f9fe144a95
mkvendor.sh: Initial commit of crater

Change-Id: Ic651fa858e4277ea3bb123002cf51c1f809de171
Target_kernel_config change

Change-Id: Ia56690cef5fcff9b2c40e8cafc46a3f4dc0f7abc