IA32-doc: Intel Manual definitions in C and YAML

IA32-doc:: put as many definitions from the Intel Manual into machine-processable format (in this case: yaml) as possible.

TODO

• ? OriginalNames – preserve case-sensitivity (BIOS, x2APIC, ToPA, …)
• ? Add final Reserved field to bitfields
• ? Possibility to split into multiple .h
• ?? Add doxygen main page
• ??? Add AMD
• Find what else is missing
• Fix 32/64 bitfields for MSR registers
• Add possibility for bitfields to have both UINT32/UINT64 members

https://github.com/wbenny/ia32-doc