Copyright update, libs and gradle update

app/src/main/res/navigation/nav_graph.xml

@@ -1,6 +1,6 @@
 <?xml version="1.0" encoding="utf-8"?>
 <!--
-  ~ Look4Sat. Amateur radio & weather satellites passes calculator for Android.
+  ~ Look4Sat. Amateur radio and weather satellite tracker and passes predictor for Android.
   ~ Copyright (C) 2019, 2020 Arty Bishop (bishop.arty@gmail.com)
   ~
   ~ This program is free software; you can redistribute it and/or modify
@@ -65,4 +65,4 @@
         android:label="@string/menu_about"
         tools:layout="@layout/fragment_about" />
 
-</navigation>
+</navigation>