update contributor list
better stubs for changelog docs
add appcast stanza for a-better-finder-attributes.rb
add appcast stanza for big-mean-folder-machine.rb
add appcast stanza for bit-slicer.rb
add appcast stanza for black-ink.rb
add appcast stanza for bowtie.rb
add appcast stanza for carbon-copy-cloner.rb
add appcast stanza for coda.rb
add appcast stanza for connected-desktop.rb
add appcast stanza for curse-client.rb
add appcast stanza for daemon-tools-lite.rb
add appcast stanza for debt-quencher.rb
add appcast stanza for devonthink-pro.rb
add appcast stanza for devonthink-pro-office.rb
add appcast stanza for gas-mask.rb
add appcast stanza for geekbench.rb
add appcast stanza for gmail-notifr.rb
add appcast stanza for gog-downloader.rb
add appcast stanza for hands-off.rb