binman enhancements:
- Dropping some test Elf files and building them from source instead
- Refactoring of x86 16-bit entries
- Support for SPL symbols within sections
- Handle the 'notes' sections and hidden symbols in recent binutils
- Improved error reporting with a tool fails
libfdt and documentation fixes
vboot required-key test
driver model power-domain controls
patman Message-Id enhancement