* cwatch: move example from features to source
* also mention syscall in dumpargs
* move FEATURES.md to docs/ and factor out stuff
* move integrations out
* move disasm+emu/ redo heap section
* pwndbg->Pwndbg, lldb, windbg, commands section, remove qemu-user section
* commands section
* clarify slab command
* cleanup: readme link, formatting, del extra file
* reduce some screenshot sizes