adding overlay.xml and README
witchcraft: automatically added/updated app-crypt/cpyrit_opencl
witchcraft: automatically added/updated app-crypt/hashkill
witchcraft: automatically added/updated app-crypt/steghide
witchcraft: automatically added/updated app-emulation/open-vm-tools
witchcraft: automatically added/updated app-forensics/bulk_extractor
witchcraft: automatically added/updated app-forensics/guymager
witchcraft: automatically added/updated app-forensics/libvshadow
witchcraft: automatically added/updated app-text/mujs
witchcraft: automatically added/updated dev-libs/libguytools2
witchcraft: automatically added/updated dev-libs/radare2-bindings
witchcraft: automatically added/updated dev-python/capstone-python
witchcraft: automatically added/updated dev-ruby/arel-helpers
witchcraft: automatically added/updated dev-ruby/jsobfu
witchcraft: automatically added/updated dev-ruby/metasploit-concern
witchcraft: automatically added/updated dev-ruby/metasploit-credential
witchcraft: automatically added/updated dev-ruby/metasploit-model
witchcraft: automatically added/updated dev-ruby/metasploit_data_models
witchcraft: automatically added/updated dev-ruby/meterpreter_bins
witchcraft: automatically added/updated dev-ruby/rubyntlm