Clean up

Signed-off-by: Mario Danic <mario@lovelyhq.com>

app/src/main/res/menu/menu_navigation.xml

@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<menu xmlns:android="http://schemas.android.com/apk/res/android">
-
-    <item
-        android:id="@+id/navigation_calls"
-        android:checked="true"
-        android:icon="@drawable/ic_logo"
-        android:title="@string/nc_bottom_navigation_title_conversations"/>
-
-    <item
-        android:id="@+id/navigation_contacts"
-        android:icon="@drawable/ic_person_black_24dp"
-        android:title="@string/nc_bottom_navigation_title_contacts"/>
-
-    <item
-        android:id="@+id/navigation_settings"
-        android:icon="@drawable/ic_settings_black_24dp"
-        android:title="@string/nc_bottom_navigation_title_settings"/>
-</menu>