Merge pull request #3220 from nextcloud/masterfeature/noid/mainFabIcon

Replace plus icon with pencil for main fab action

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

@@ -236,7 +236,7 @@
         android:layout_margin="16dp"
         android:contentDescription="@string/nc_new_conversation"
         app:borderWidth="0dp"
-        app:srcCompat="@drawable/ic_add_white_24px"
+        app:srcCompat="@drawable/ic_pencil_grey600_24dp"
         app:tint="@color/white"
         app:backgroundTint="@color/colorPrimary"/>