diff --git a/.idea/artifacts/gdms_Web_exploded.xml b/.idea/artifacts/gdms_Web_exploded.xml
index 440d121..490d8b9 100644
--- a/.idea/artifacts/gdms_Web_exploded.xml
+++ b/.idea/artifacts/gdms_Web_exploded.xml
@@ -5,10 +5,12 @@
       <element id="javaee-facet-resources" facet="GDMS/web/Web" />
       <element id="directory" name="WEB-INF">
         <element id="directory" name="classes">
-          <element id="module-output" name="gdms" />
+          <element id="dir-copy" path="C:/Program Files/Apache Software Foundation/Tomcat 8.5" />
+          <element id="module-output" name="GDMS" />
         </element>
         <element id="directory" name="lib">
           <element id="file-copy" path="C:/Program Files/Apache Software Foundation/Tomcat 8.5/lib/tomcat-jdbc.jar" />
+          <element id="library" level="project" name="mariadb-java-client-2.3.0" />
         </element>
       </element>
     </root>
diff --git a/.idea/libraries/com_hynnet_json_lib_2_4.xml b/.idea/libraries/com_hynnet_json_lib_2_4.xml
deleted file mode 100644
index d491967..0000000
--- a/.idea/libraries/com_hynnet_json_lib_2_4.xml
+++ /dev/null
@@ -1,15 +0,0 @@
-<component name="libraryTable">
-  <library name="com.hynnet:json-lib:2.4" type="repository">
-    <properties maven-id="com.hynnet:json-lib:2.4" />
-    <CLASSES>
-      <root url="jar://$PROJECT_DIR$/lib/json-lib-2.4.jar!/" />
-      <root url="jar://$PROJECT_DIR$/lib/commons-beanutils-1.8.0.jar!/" />
-      <root url="jar://$PROJECT_DIR$/lib/commons-collections-3.2.1.jar!/" />
-      <root url="jar://$PROJECT_DIR$/lib/commons-lang-2.5.jar!/" />
-      <root url="jar://$PROJECT_DIR$/lib/commons-logging-1.1.1.jar!/" />
-      <root url="jar://$PROJECT_DIR$/lib/ezmorph-1.0.6.jar!/" />
-    </CLASSES>
-    <JAVADOC />
-    <SOURCES />
-  </library>
-</component>
\ No newline at end of file
diff --git a/GDMS.iml b/GDMS.iml
index 3c20ded..d702653 100644
--- a/GDMS.iml
+++ b/GDMS.iml
@@ -19,16 +19,27 @@
     </content>
     <orderEntry type="inheritedJdk" />
     <orderEntry type="sourceFolder" forTests="false" />
-    <orderEntry type="library" scope="PROVIDED" name="Tomcat 9.0.14" level="application_server_libraries" />
+    <orderEntry type="library" name="mariadb-java-client-2.3.0" level="project" />
     <orderEntry type="module-library">
       <library>
         <CLASSES>
-          <root url="jar://C:/Program Files/Apache Software Foundation/Tomcat 9.0/lib/tomcat-jdbc.jar!/" />
+          <root url="file://C:/Program Files/Apache Software Foundation/Tomcat 8.5" />
+        </CLASSES>
+        <JAVADOC />
+        <SOURCES>
+          <root url="file://C:/Program Files/Apache Software Foundation/Tomcat 8.5/webapps/docs/appdev/sample/src" />
+          <root url="file://C:/Program Files/Apache Software Foundation/Tomcat 8.5/work/Catalina/localhost/ROOT" />
+        </SOURCES>
+      </library>
+    </orderEntry>
+    <orderEntry type="module-library">
+      <library>
+        <CLASSES>
+          <root url="jar://C:/Program Files/Apache Software Foundation/Tomcat 8.5/lib/tomcat-jdbc.jar!/" />
         </CLASSES>
         <JAVADOC />
         <SOURCES />
       </library>
     </orderEntry>
-    <orderEntry type="library" name="com.hynnet:json-lib:2.4" level="project" />
   </component>
 </module>
\ No newline at end of file