added sqldump and sqldrop commands

setup/sql/upgrade-template.sql

@@ -0,0 +1,21 @@
+# This file is a handlebars template
+# To modify several similar tables at once use (replace [] with {}):
+#   [[#each tablename]] ALTER TABLE `[[this]]` ... [[/each]]
+# NB! as this is a handlebars file, then remember to escape any template sequences
+
+# Header section
+# Define incrementing schema version number
+SET @schema_version = 'XXX';
+
+# Upgrade script section
+#### INSERT YOUR UPGRADE SCRIPT BELOW THIS LINE ######
+
+
+#### INSERT YOUR UPGRADE SCRIPT ABOVE THIS LINE ######
+
+# Footer section. Updates schema version in settings
+LOCK TABLES `settings` WRITE;
+/*!40000 ALTER TABLE `settings` DISABLE KEYS */;
+INSERT INTO `settings` (`key`, `value`) VALUES('db_schema_version', @schema_version) ON DUPLICATE KEY UPDATE `value`=@schema_version;
+/*!40000 ALTER TABLE `settings` ENABLE KEYS */;
+UNLOCK TABLES;