Revert "boot_flash_from_image: Strip kernel modules"

This reverts commit 7b5a9181587a37d005f3cc8e621abc645221f287.
Revert "convert bash to python for the bootzip creator script"

This reverts commit 32ef2585f2e55066f38a22ae0c09ea25e42d041d.
Revert "Fix bootzip. Install signapk to sign the package and some cleanup"

This reverts commit c160a8ffdaf7a48ea94e2acb4fe6d9aac0096b88.
Revert "Ability to make flashable kernel zips."

This reverts commit 166e63a136e284e47b6c9f79b19338646e9f7843.
bootzip
upd
upd