Add link to privacy policy

src/main/res/values/strings.xml

@@ -132,6 +132,8 @@
     <string name="take_a_picture">Take a picture</string>
     <string name="pick_from_gallery">Pick from gallery</string>
     <string name="pick_from_storage">Pick from storage</string>
+    <string name="privacy">Privacy</string>
+    <string name="privacy_policy">Privacy policy</string>
 
     <string-array name="sync_SPr_interval_entries">
         <!-- sync_SPr_interval_entries: Synchronization Intervals -->

src/main/res/xml/preferences.xml

@@ -45,4 +45,12 @@
             android:targetPackage="org.tasks" />
     </Preference>
 
+    <PreferenceCategory android:title="@string/privacy">
+        <Preference android:title="@string/privacy_policy">
+            <intent
+                android:action="android.intent.action.VIEW"
+                android:data="http://tasks.org/privacy.html" />
+        </Preference>
+    </PreferenceCategory>
+
 </PreferenceScreen>