* Initial draft with two test cases
* Added more unit tests. Found OOB access.
* Fix potential OOB access with too-large update img
* NO_FORK disabled by default
* Cover more corner cases
* Added unit tests for update_ram.c
Fixed fallback in partition election
* Initial draft with two test cases
* Added more unit tests. Found OOB access.
* Fix potential OOB access with too-large update img
* NO_FORK disabled by default
* Cover more corner cases