Fix installation via pip dependencies
Fix installation via pip dependencies

xmlrpc method package_releases is case sensitive, but
projects can declare dependencies with different case

mardiros/pyshop,chris-allan/pyshop,nexiles/pyshop,nexiles/pyshop,nexiles/pyshop,mardiros/pyshop,last-g/pyshop,chris-allan/pyshop,EvaSDK/pyshop,last-g/pyshop,mardiros/pyshop,quantifiedcode-bot/pyshop,chris-allan/pyshop,quantifiedcode-bot/pyshop,last-g/pyshop,EvaSDK/pyshop,EvaSDK/pyshop,quantifiedcode-bot/pyshop