add better comments

AndroidCompat/src/main/java/androidx/preference/DialogPreference.java

@@ -30,5 +30,4 @@ public abstract class DialogPreference extends Preference {
     public void setDialogMessage(CharSequence dialogMessage) {
         this.dialogMessage = dialogMessage;
     }
-
 }

AndroidCompat/src/main/java/androidx/preference/EditTextPreference.java

@@ -45,6 +45,7 @@ public class EditTextPreference extends DialogPreference {
         void onBindEditText(@NonNull EditText editText);
     }
 
+    /** Tachidesk specific API */
     @Override
     public String getDefaultValueType() {
         return "String";

AndroidCompat/src/main/java/androidx/preference/ListPreference.java

@@ -53,6 +53,7 @@ public class ListPreference extends Preference {
 
     public void setValue(String value) { throw new RuntimeException("Stub!"); }
 
+    /** Tachidesk specific API */
     @Override
     public String getDefaultValueType() {
         return "String";

AndroidCompat/src/main/java/androidx/preference/MultiSelectListPreference.java

@@ -30,6 +30,7 @@ public class MultiSelectListPreference extends DialogPreference {
 
     public int findIndexOfValue(String value) { throw new RuntimeException("Stub!"); }
 
+    /** Tachidesk specific API */
     @Override
     public String getDefaultValueType() {
         return "Set";

AndroidCompat/src/main/java/androidx/preference/Preference.java

@@ -84,6 +84,7 @@ public class Preference {
         return defaultValue;
     }
 
+    /** Tachidesk specific API */
     public String getDefaultValueType() {
         return defaultValue.getClass().getSimpleName();
     }

AndroidCompat/src/main/java/androidx/preference/PreferenceScreen.java

@@ -13,7 +13,7 @@ import java.util.LinkedList;
 import java.util.List;
 
 public class PreferenceScreen extends Preference {
-    // Tachidesk API
+    /** Tachidesk specific API */
     private List<Preference> preferences = new LinkedList<>();
 
     public PreferenceScreen(Context context) {
@@ -26,7 +26,7 @@ public class PreferenceScreen extends Preference {
         return true;
     }
 
-    // Tachidesk API
+    /** Tachidesk specific API */
     public List<Preference> getPreferences(){
         return preferences;
     }

AndroidCompat/src/main/java/androidx/preference/TwoStatePreference.java

@@ -29,6 +29,7 @@ public class TwoStatePreference extends Preference {
 
     public void setDisableDependentsState(boolean disableDependentsState) { throw new RuntimeException("Stub!"); }
 
+    /** Tachidesk specific API */
     @Override
     public String getDefaultValueType() {
         return "Boolean";