[misc] Get rid of packaging scripts in Shell

Exception:
- webapi-noneservice-tests
- webapi-service-docroot-tests
- webapi-service-tests
- wrt-stablonglast2D-android-tests
- wrt-stablonglast2D-tizen-tests
- wrt-stablonglast3D-android-tests
- wrt-stablonglast3D-tizen-tests

See issue #868 for details.