Redesign of namespacing and changed code formatting.
cleanup; fix jr offset.
Fixed ld d,#n
Flags+groups:FF, F8(alu), C7(inc,dec,jp,jr,call).
Implementing flags (incomplete)
Split of z80 into z80, disas & exec.
Removing weird paths. They are more trouble than worth.
string_from_file -> string_from_f.
Fixed lookat and vec4.
Added stm32 header files.
Adding support for stm32f10x.
coverage is now 100% for bbuf.
making vec2 closer to vec4.
split of profiling flags
Fixed hash_put hack.
removed std99 requirement for hash.c
Updated string, array, hopscotch as hash table.