Changed username/password validation regexp so you can use a blank username (useful when using the heroku API with an api key), fx
Changed username/password validation regexp so you can use a blank username (useful when using the heroku API with an api key), fx

httparty -f xml -H "Accept: application/xml" -u :api_key https://api.heroku.com/apps/appname/ps
jayjlawrence/httparty,charliesome/httpserious,jordanpagewhite/httparty,jordanpagewhite/httparty,landonwilkins/httparty,MichaelWiss/httparty,dpatlut/httparty,ffleming/httparty,sferik/httparty,supremebeing7/httparty,rayzhng/httparty,bob-frost/httparty,kristjan/httsoiree,jpb/httparty,MichaelWiss/httparty,jnunemaker/httparty,supremebeing7/httparty,charliesome/httpserious,dpatlut/httparty,wakermahmud/httparty,RobinsonKameron/httparty,wakermahmud/httparty,eibay/httparty,killerwails/httparty,rayzhng/httparty,kristjan/httsoiree,eibay/httparty,rayzhng/httparty,jayjlawrence/httparty,RobinsonKameron/httparty,lstoll/httpserious,landonwilkins/httparty,sideci-sample/sideci-sample-httparty,lstoll/httpserious,jpb/httparty,RobinsonKameron/httparty,tokafish/httparty,bob-frost/httparty,wakermahmud/httparty,ffleming/httparty,ffleming/httparty,jpb/httparty,lstoll/httpserious,eibay/httparty,jayjlawrence/httparty,jordanpagewhite/httparty,jnunemaker/httparty,tokafish/httparty,killerwails/httparty,jnunemaker/httparty,killerwails/httparty,MichaelWiss/httparty,tokafish/httparty,kristjan/httsoiree,charliesome/httpserious,landonwilkins/httparty,sferik/httparty,sideci-sample/sideci-sample-httparty,dpatlut/httparty,bob-frost/httparty,supremebeing7/httparty