* Requires PR https://github.com/wolfSSL/wolfTPM/pull/101
* Cleanup of software vs. TPM code `wolfBoot_verify_signature` functions (ECC and RSA)
* Adjusted the stack size checks with TPM.
* Added STM32F4 programming/debugging instructions.
* In V=1 mode show the keygen command.
* Added Aarch64 boot/startup support
* Added configuration templates for Raspberry Pi 3 and Xilinx ZynqMP UltraScale+
* Added Xilinx Zynq QSPI bare-metal Driver
* Added `NO_XIP` option for full `ext_flash_*` API on all partitions
* Added Xilinx SDK Project Template
* Added support for DTS image partitions
* Added wolfBoot signing tool in Native C (`tools/keytools/sign.c`).
* Added libwolfboot functions `int wolfBoot_fallback_is_possible(void);` and `int wolfBoot_dualboot_candidate(void);`
* Performance improvement to only hash application firmware image once