Initial Joomla test questions component

administrator/components/com_testquestions/sql/updates/mysql/1.1.0.sql

@@ -0,0 +1,3 @@
+ALTER TABLE `#__testquestions_questions`
+  ADD COLUMN `question_type` varchar(10) NOT NULL DEFAULT 'closed' AFTER `id`,
+  ADD COLUMN `answer_open` text NULL AFTER `answer_d`;