Revert MySQL usage back to 5.1 (legacy)

Found inconsistencies with the usage of MySQL 5.7. In case of such scenarios, better continue using the legacy system.
Reverted ROM-like tables to MyISAM.

nbproject/private/private.xml

@@ -2,6 +2,8 @@
 <project-private xmlns="http://www.netbeans.org/ns/project-private/1">
     <editor-bookmarks xmlns="http://www.netbeans.org/ns/editor-bookmarks/2" lastBookmarkId="2"/>
     <open-files xmlns="http://www.netbeans.org/ns/projectui-open-files/2">
-        <group/>
+        <group>
+            <file>file:/C:/Nexon/MapleSolaxia/MapleSolaxiaV2/src/net/server/handlers/login/LoginPasswordHandler.java</file>
+        </group>
     </open-files>
 </project-private>