def request_github_credentials
puts "Please enter your GitHub credentials:"
user = highline.ask("Username: ") while user.nil? || user.empty?
git("config --global github.user '#{user}'")
puts("Your account token is at https://github.com/account under 'Account Admin'.")
puts("Press Enter to launch page in browser.")
token = highline.ask("Token: ")
while token.strip.empty?
helper.open "https://github.com/account"
token = highline.ask("Token: ")
end
git("config --global github.token '#{token}'")
true
end