add remove APIs for ELF/Mach-O/PE relocations and relocation sections
allow ELF alloc relocation sections to grow via new PT_LOAD; stabilize section write order
add Mach-O scattered relocs plus weak/lazy bind stream support
add PE COFF relocation helpers (symbol lookup)
update README and tests
2) Fixed DynStrings function to use new parsed structures instead of going back to original file.
3) Implemented the WriteFile / Bytes change in elf that was already made in pe and macho