Don't piss off @avdi

https://twitter.com/avdi/status/340566782576316416

Author: chrishunt

lib/github/auth/keys_client.rb

@@ -40,7 +40,7 @@ def github_response
       raise GithubUserDoesNotExistError if response.code == 404
       response.parsed_response
     rescue SocketError, Errno::ECONNREFUSED => e
-      raise GithubUnavailableError.new e
+      raise GithubUnavailableError, e
     end
 
     def http_client

lib/github/auth/keys_file.rb

@@ -46,9 +46,9 @@ def keys_file_content
     def with_keys_file(mode, block)
       File.open(path, mode) { |keys_file| block.call keys_file }
     rescue Errno::EACCES => e
-      raise PermissionDeniedError.new e
+      raise PermissionDeniedError, e
     rescue Errno::ENOENT => e
-      raise FileDoesNotExistError.new e
+      raise FileDoesNotExistError, e
     end
 
     def keys_file_content_without(keys)