update kexec binary for passing kernel cmdline

Change-Id: Ic38144a124bec6b07fc93b60b235b6dc0692f445
update symlink methods

Change-Id: I4fe1e2ee36b3713b4e51140d8d1651322a08d14a
init.safestrap* files

Change-Id: I413ecc52631a0161d647d2f5ab7a21678c2b6c9f
remove old d3 mms overlay file-- these are in the devices now

Change-Id: I3293acf59ea39de726a755a07bcde9309de3cd98
build updates

Change-Id: I035942531573dac714b6badaf50974279ba6f3a6