diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index 79d662e..81e233b 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -1,20 +1,109 @@
 <?xml version="1.0" encoding="UTF-8"?>
 <project version="4">
-  <component name="GradleLocalSettings">
-    <option name="modificationStamps">
-      <map>
-        <entry key="$USER_HOME$/Downloads/gumtree" value="2992802384000" />
-        <entry key="$USER_HOME$/Downloads/gumtree-develop" value="2966194824000" />
-      </map>
+  <component name="ChangeListManager">
+    <list default="true" id="75ef5724-93bc-4ed4-82b2-ff12411188dc" name="Default Changelist" comment="">
+      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/gumtree/gen.srcml/pom.xml" beforeDir="false" afterPath="$PROJECT_DIR$/gumtree/gen.srcml/pom.xml" afterDir="false" />
+    </list>
+    <ignored path="$PROJECT_DIR$/classes/" />
+    <ignored path="$PROJECT_DIR$/target/" />
+    <ignored path="$PROJECT_DIR$/richedit/target/" />
+    <ignored path="$PROJECT_DIR$/gumtree/gen.srcml/target/" />
+    <ignored path="$PROJECT_DIR$/gumtree/core/target/" />
+    <ignored path="$PROJECT_DIR$/gumtree/client.diff/target/" />
+    <ignored path="$PROJECT_DIR$/gumtree/gen.jdt/target/" />
+    <ignored path="$PROJECT_DIR$/gumtree/client/target/" />
+    <ignored path="$PROJECT_DIR$/gumtree/target/" />
+    <option name="EXCLUDED_CONVERTED_TO_IGNORED" value="true" />
+    <option name="SHOW_DIALOG" value="false" />
+    <option name="HIGHLIGHT_CONFLICTS" value="true" />
+    <option name="HIGHLIGHT_NON_ACTIVE_CHANGELIST" value="false" />
+    <option name="LAST_RESOLUTION" value="IGNORE" />
+  </component>
+  <component name="FileEditorManager">
+    <leaf>
+      <file pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/pom.xml">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="90">
+              <caret line="15" column="21" selection-start-line="15" selection-start-column="21" selection-end-line="15" selection-end-column="21" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file pinned="false" current-in-tab="false">
+        <entry file="file://$PROJECT_DIR$/gumtree/gen.jdt/pom.xml">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="210">
+              <caret line="14" column="17" selection-start-line="14" selection-start-column="17" selection-end-line="14" selection-end-column="17" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+      <file pinned="false" current-in-tab="true">
+        <entry file="file://$PROJECT_DIR$/gumtree/gen.srcml/pom.xml">
+          <provider selected="true" editor-type-id="text-editor">
+            <state relative-caret-position="255">
+              <caret line="17" column="21" selection-start-line="13" selection-start-column="7" selection-end-line="17" selection-end-column="21" />
+            </state>
+          </provider>
+        </entry>
+      </file>
+    </leaf>
+  </component>
+  <component name="Git.Settings">
+    <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
+  </component>
+  <component name="IdeDocumentHistory">
+    <option name="CHANGED_PATHS">
+      <list>
+        <option value="$PROJECT_DIR$/gumtree/gen.jdt/pom.xml" />
+        <option value="$PROJECT_DIR$/gumtree/gen.srcml/pom.xml" />
+      </list>
     </option>
-    <option name="externalProjectsViewState">
-      <projects_view />
+  </component>
+  <component name="MavenImportPreferences">
+    <option name="importingSettings">
+      <MavenImportingSettings>
+        <option name="importAutomatically" value="true" />
+      </MavenImportingSettings>
     </option>
   </component>
   <component name="ProjectFrameBounds" fullScreen="true">
     <option name="width" value="1680" />
     <option name="height" value="1050" />
   </component>
+  <component name="ProjectView">
+    <navigator proportions="" version="1">
+      <foldersAlwaysOnTop value="true" />
+    </navigator>
+    <panes>
+      <pane id="Scope" />
+      <pane id="PackagesPane" />
+      <pane id="ProjectPane">
+        <subPane>
+          <expand>
+            <path>
+              <item name="gumtree" type="b2602c69:ProjectViewProjectNode" />
+              <item name="fixminer_source" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="gumtree" type="b2602c69:ProjectViewProjectNode" />
+              <item name="fixminer_source" type="462c0819:PsiDirectoryNode" />
+              <item name="gumtree" type="462c0819:PsiDirectoryNode" />
+            </path>
+            <path>
+              <item name="gumtree" type="b2602c69:ProjectViewProjectNode" />
+              <item name="fixminer_source" type="462c0819:PsiDirectoryNode" />
+              <item name="gumtree" type="462c0819:PsiDirectoryNode" />
+              <item name="gen.srcml" type="462c0819:PsiDirectoryNode" />
+            </path>
+          </expand>
+          <select />
+        </subPane>
+      </pane>
+    </panes>
+  </component>
   <component name="PropertiesComponent">
     <property name="SHARE_PROJECT_CONFIGURATION_FILES" value="true" />
     <property name="last_opened_file_path" value="$PROJECT_DIR$" />
@@ -22,6 +111,18 @@
     <property name="project.structure.proportion" value="0.0" />
     <property name="project.structure.side.proportion" value="0.2" />
   </component>
+  <component name="RunDashboard">
+    <option name="ruleStates">
+      <list>
+        <RuleState>
+          <option name="name" value="ConfigurationTypeDashboardGroupingRule" />
+        </RuleState>
+        <RuleState>
+          <option name="name" value="StatusDashboardGroupingRule" />
+        </RuleState>
+      </list>
+    </option>
+  </component>
   <component name="RunManager">
     <configuration default="true" type="Applet">
       <option name="POLICY_FILE" value="$APPLICATION_HOME_DIR$/bin/appletviewer.policy" />
@@ -61,6 +162,81 @@
       </method>
     </configuration>
   </component>
+  <component name="SvnConfiguration">
+    <configuration />
+  </component>
+  <component name="TaskManager">
+    <task active="true" id="Default" summary="Default task">
+      <changelist id="75ef5724-93bc-4ed4-82b2-ff12411188dc" name="Default Changelist" comment="" />
+      <created>1586198160464</created>
+      <option name="number" value="Default" />
+      <option name="presentableId" value="Default" />
+      <updated>1586198160464</updated>
+    </task>
+    <servers />
+  </component>
+  <component name="ToolWindowManager">
+    <frame x="0" y="0" width="1680" height="1050" extended-state="0" />
+    <layout>
+      <window_info id="Image Layers" />
+      <window_info id="Designer" />
+      <window_info id="UI Designer" />
+      <window_info id="Capture Tool" />
+      <window_info id="Favorites" side_tool="true" />
+      <window_info content_ui="combo" id="Project" order="0" visible="true" weight="0.4035409" />
+      <window_info id="Structure" order="1" side_tool="true" weight="0.25" />
+      <window_info anchor="bottom" id="Version Control" />
+      <window_info active="true" anchor="bottom" id="Terminal" visible="true" weight="0.32959184" />
+      <window_info anchor="bottom" id="Event Log" side_tool="true" />
+      <window_info anchor="bottom" id="Message" order="0" />
+      <window_info anchor="bottom" id="Find" order="1" />
+      <window_info anchor="bottom" id="Run" order="2" />
+      <window_info anchor="bottom" id="Debug" order="3" weight="0.4" />
+      <window_info anchor="bottom" id="Cvs" order="4" weight="0.25" />
+      <window_info anchor="bottom" id="Inspection" order="5" weight="0.4" />
+      <window_info anchor="bottom" id="TODO" order="6" />
+      <window_info anchor="right" id="Palette" />
+      <window_info anchor="right" id="Theme Preview" />
+      <window_info anchor="right" id="Maven" />
+      <window_info anchor="right" id="Capture Analysis" />
+      <window_info anchor="right" id="Palette&#9;" />
+      <window_info anchor="right" id="Commander" order="0" weight="0.4" />
+      <window_info anchor="right" id="Ant Build" order="1" weight="0.25" />
+      <window_info anchor="right" content_ui="combo" id="Hierarchy" order="2" weight="0.25" />
+    </layout>
+  </component>
+  <component name="editorHistoryManager">
+    <entry file="file://$PROJECT_DIR$/richedit/pom.xml">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/gumtree/pom.xml">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/gumtree/gumtree (1) (com.github.gumtreediff).iml">
+      <provider selected="true" editor-type-id="text-editor" />
+    </entry>
+    <entry file="file://$PROJECT_DIR$/pom.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="90">
+          <caret line="15" column="21" selection-start-line="15" selection-start-column="21" selection-end-line="15" selection-end-column="21" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/gumtree/gen.jdt/pom.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="210">
+          <caret line="14" column="17" selection-start-line="14" selection-start-column="17" selection-end-line="14" selection-end-column="17" />
+        </state>
+      </provider>
+    </entry>
+    <entry file="file://$PROJECT_DIR$/gumtree/gen.srcml/pom.xml">
+      <provider selected="true" editor-type-id="text-editor">
+        <state relative-caret-position="255">
+          <caret line="17" column="21" selection-start-line="13" selection-start-column="7" selection-end-line="17" selection-end-column="21" />
+        </state>
+      </provider>
+    </entry>
+  </component>
   <component name="masterDetails">
     <states>
       <state key="GlobalLibrariesConfigurable.UI">
diff --git a/gumtree/gen.srcml/pom.xml b/gumtree/gen.srcml/pom.xml
index cb8dfe5..7ca6baf 100644
--- a/gumtree/gen.srcml/pom.xml
+++ b/gumtree/gen.srcml/pom.xml
@@ -11,11 +11,11 @@
     <packaging>jar</packaging>
     <name>Gumtree  Tree Generator</name>
     <dependencies>
-    <dependency>
-        <groupId>edu.lu.uni</groupId>
-        <artifactId>simple-utils</artifactId>
-        <version>0.0.1-SNAPSHOT</version>
-    </dependency>
+<!--    <dependency>-->
+<!--        <groupId>edu.lu.uni</groupId>-->
+<!--        <artifactId>simple-utils</artifactId>-->
+<!--        <version>0.0.1-SNAPSHOT</version>-->
+<!--    </dependency>-->
     <dependency>
         <groupId>com.github.gumtreediff</groupId>
         <artifactId>core</artifactId>