Moved find_token method into the token class, since that seems a more appropriate place for it.

vendor/plugins/oauth-plugin/lib/oauth/rails/controller_methods.rb

@@ -96,7 +96,7 @@ module OAuth
       def verify_oauth_signature
         begin
           valid = ClientApplication.verify_request(request) do |request|
-            self.current_token = ClientApplication.find_token(request.token)
+            self.current_token = OauthToken.find_token(request.token)
             logger.info "self=#{self.class.to_s}"
             logger.info "token=#{self.current_token}"
             # return the token secret and the consumer secret
@@ -111,4 +111,4 @@ module OAuth
       end
     end
   end
-end
+end