Added help button / store tentatively

app/src/main/java/eu/faircode/email/FragmentOptionsMisc.java

@@ -115,6 +115,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
     private SwitchCompat swExternalAnswer;
     private SwitchCompat swShortcuts;
     private SwitchCompat swICalTentative;
+    private ImageButton ibICalTentative;
     private SwitchCompat swFts;
     private SwitchCompat swClassification;
     private TextView tvClassMinProbability;
@@ -383,6 +384,7 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
         swExternalAnswer = view.findViewById(R.id.swExternalAnswer);
         swShortcuts = view.findViewById(R.id.swShortcuts);
         swICalTentative = view.findViewById(R.id.swICalTentative);
+        ibICalTentative = view.findViewById(R.id.ibICalTentative);
         swFts = view.findViewById(R.id.swFts);
         swClassification = view.findViewById(R.id.swClassification);
         ibClassification = view.findViewById(R.id.ibClassification);
@@ -618,6 +620,13 @@ public class FragmentOptionsMisc extends FragmentBase implements SharedPreferenc
             }
         });
 
+        ibICalTentative.setOnClickListener(new View.OnClickListener() {
+            @Override
+            public void onClick(View v) {
+                Helper.viewFAQ(v.getContext(), 186);
+            }
+        });
+
         swFts.setOnCheckedChangeListener(new CompoundButton.OnCheckedChangeListener() {
             @Override
             public void onCheckedChanged(CompoundButton compoundButton, boolean checked) {

app/src/main/res/layout/fragment_options_misc.xml

@@ -168,6 +168,18 @@
                     app:layout_constraintTop_toBottomOf="@id/tvShortcutsHint"
                     app:switchPadding="12dp" />
 
+                <ImageButton
+                    android:id="@+id/ibICalTentative"
+                    android:layout_width="wrap_content"
+                    android:layout_height="wrap_content"
+                    android:layout_marginStart="12dp"
+                    android:layout_marginTop="6dp"
+                    android:contentDescription="@string/title_info"
+                    android:tooltipText="@string/title_info"
+                    app:layout_constraintStart_toStartOf="parent"
+                    app:layout_constraintTop_toBottomOf="@id/swICalTentative"
+                    app:srcCompat="@drawable/twotone_info_24" />
+
                 <androidx.appcompat.widget.SwitchCompat
                     android:id="@+id/swFts"
                     android:layout_width="0dp"
@@ -176,7 +188,7 @@
                     android:text="@string/title_advanced_fts"
                     app:layout_constraintEnd_toEndOf="parent"
                     app:layout_constraintStart_toStartOf="parent"
-                    app:layout_constraintTop_toBottomOf="@id/swICalTentative"
+                    app:layout_constraintTop_toBottomOf="@id/ibICalTentative"
                     app:switchPadding="12dp" />
 
                 <TextView