android: move to separate folder, hide keyboard at request modal

android/app/src/main/java/mw/gri/android/Utils.java

@@ -0,0 +1,10 @@
+package mw.gri.android;
+
+import android.content.Context;
+
+public class Utils {
+    // Convert Pixels to DensityPixels
+    public static int pxToDp(int px, Context context) {
+        return (int) (px / context.getResources().getDisplayMetrics().density);
+    }
+}