diff --git a/.idea/compiler.xml b/.idea/compiler.xml
index 3deac64..7c00169 100644
--- a/.idea/compiler.xml
+++ b/.idea/compiler.xml
@@ -7,6 +7,7 @@
         <sourceTestOutputDir name="target/generated-test-sources/test-annotations" />
         <outputRelativeToContentRoot value="true" />
         <module name="pism" />
+        <module name="pis" />
       </profile>
     </annotationProcessing>
   </component>
diff --git a/.idea/workspace.xml b/.idea/workspace.xml
index d411f10..4203cf4 100644
--- a/.idea/workspace.xml
+++ b/.idea/workspace.xml
@@ -5,10 +5,7 @@
   </component>
   <component name="ChangeListManager">
     <list default="true" id="997b32da-b4d4-48ac-ab51-52d65f364f81" name="Changes" comment="">
-      <change beforePath="$PROJECT_DIR$/.idea/workspace.xml" beforeDir="false" afterPath="$PROJECT_DIR$/.idea/workspace.xml" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/org/toop/UI/GameSelectorWindow.form" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/org/toop/UI/GameSelectorWindow.form" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/org/toop/UI/GameSelectorWindow.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/org/toop/UI/GameSelectorWindow.java" afterDir="false" />
-      <change beforePath="$PROJECT_DIR$/src/main/java/org/toop/server/backend/TcpServer.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/org/toop/server/backend/TcpServer.java" afterDir="false" />
+      <change beforePath="$PROJECT_DIR$/src/main/java/org/toop/Logging.java" beforeDir="false" afterPath="$PROJECT_DIR$/src/main/java/org/toop/Logging.java" afterDir="false" />
     </list>
     <option name="SHOW_DIALOG" value="false" />
     <option name="HIGHLIGHT_CONFLICTS" value="true" />
@@ -30,30 +27,30 @@
     </option>
     <option name="RECENT_GIT_ROOT_PATH" value="$PROJECT_DIR$" />
   </component>
-  <component name="GitHubPullRequestSearchHistory"><![CDATA[{
-  "lastFilter": {}
-}]]></component>
-  <component name="GitHubPullRequestState"><![CDATA[{
-  "prStates": [
+  <component name="GitHubPullRequestSearchHistory">{
+  &quot;lastFilter&quot;: {}
+}</component>
+  <component name="GitHubPullRequestState">{
+  &quot;prStates&quot;: [
     {
-      "id": {
-        "id": "PR_kwDOPslbWM6pHd-p",
-        "number": 25
+      &quot;id&quot;: {
+        &quot;id&quot;: &quot;PR_kwDOPslbWM6pHd-p&quot;,
+        &quot;number&quot;: 25
       },
-      "lastSeen": 1758130713799
+      &quot;lastSeen&quot;: 1758130713799
     }
   ]
-}]]></component>
+}</component>
   <component name="GithubPullRequestsUISettings">{
   &quot;selectedUrlAndAccountId&quot;: {
     &quot;url&quot;: &quot;git@github.com:2OOP/pism_ttt.git&quot;,
     &quot;accountId&quot;: &quot;7694f583-f911-4763-8185-8ea3ed608804&quot;
   }
 }</component>
-  <component name="KubernetesApiPersistence"><![CDATA[{}]]></component>
-  <component name="KubernetesApiProvider"><![CDATA[{
-  "isMigrated": true
-}]]></component>
+  <component name="KubernetesApiPersistence">{}</component>
+  <component name="KubernetesApiProvider">{
+  &quot;isMigrated&quot;: true
+}</component>
   <component name="ProjectColorInfo">{
   &quot;customColor&quot;: &quot;&quot;,
   &quot;associatedIndex&quot;: 1
@@ -77,7 +74,7 @@
     "node.js.selected.package.eslint": "(autodetect)",
     "node.js.selected.package.tslint": "(autodetect)",
     "nodejs_package_manager_path": "npm",
-    "settings.editor.selected.configurable": "reference.settings.project.statistic.project.settings",
+    "settings.editor.selected.configurable": "preferences.editor",
     "vue.rearranger.settings.migration": "true"
   }
 }]]></component>
@@ -127,6 +124,17 @@
   <component name="TypeScriptGeneratedFilesManager">
     <option name="version" value="3" />
   </component>
+  <component name="Vcs.Log.Tabs.Properties">
+    <option name="TAB_STATES">
+      <map>
+        <entry key="MAIN">
+          <value>
+            <State />
+          </value>
+        </entry>
+      </map>
+    </option>
+  </component>
   <component name="XSLT-Support.FileAssociations.UIState">
     <expand />
     <select />
diff --git a/src/main/java/org/toop/Logging.java b/src/main/java/org/toop/Logging.java
index 9854799..3d06ffd 100644
--- a/src/main/java/org/toop/Logging.java
+++ b/src/main/java/org/toop/Logging.java
@@ -7,6 +7,9 @@ import org.apache.logging.log4j.core.config.Configuration;
 import org.apache.logging.log4j.core.config.LoggerConfig;
 import org.toop.eventbus.EventRegistry;
 
+/**
+ * Options for logging.
+ */
 public final class Logging {
     public static void disableLogs() {
         LoggerContext ctx = (LoggerContext) LogManager.getContext(false);