#46 add missing GBApplication

app/src/main/java/nodomain/freeyourgadget/gadgetbridge/GBApplication.java

@@ -0,0 +1,16 @@
+package nodomain.freeyourgadget.gadgetbridge;
+
+import android.app.Application;
+import android.content.Context;
+
+public class GBApplication extends Application {
+    private static GBApplication context;
+
+    public GBApplication() {
+        context = this;
+    }
+
+    public static Context getContext() {
+        return context;
+    }
+}