Use clearer QUERY method wording

Author: ioquatix

lib/protocol/http/methods.rb

@@ -51,7 +51,7 @@ class Methods
 			# The PATCH method applies partial modifications to a resource.
 			PATCH = "PATCH"
 
-			# The QUERY method performs a safe, idempotent query using a request body.
+			# The QUERY method performs a read-only, idempotent query using a request body.
 			QUERY = "QUERY"
 
 			# Check if the given name is a valid HTTP method, according to this module.