AnyKernel 2.0: add new features
- add new do.modules property
- add new remove_line method
- update insert_line with ability to change insertion point to before or after the matched line
- rearrange properties into the order they are executed
- fix minor cpio warnings (only visible when run manually)
- clean up sed syntax formatting
- README updates for new features and fix zip command to exclude README and any previous zip present.
anykernel.sh: add basic exit statuses
- add exit codes to trigger the assert in the updater-script if something goes wrong
- add ui_print function to write error message directly back to recovery
- compare size of dumped image and new image and abort if the new image is oversized for the partition