Merge branch 'feature-createuser' into 'devel'

#112 Feature createuser - wrong sounds when creating user in SK version

Added sounds for SK version, when creating new user

See merge request !175

core/src/cz/nic/tablexia/screen/createuser/form/SignatureInputPane.java

@@ -27,7 +27,9 @@ public class SignatureInputPane extends SignaturePane {
         for (Array<Vector2> array : absolutePaths) {
             Array<Point> percentageArray = new Array<Point>(array.size);
             percentagePaths.add(percentageArray);
-            for (Vector2 point : array) {
+            // don't use foreach here. It fails with it sometimes due to multi thread call of this method
+            for (int i = 0; i < array.size; i++) {
+                Vector2 point = array.get(i);
                 percentageArray.add(new Point(point.x / getWidth(), point.y / getHeight()));
             }
         }