Relations workaround for Java/Android SDK

StackMobRequestTests.java

        final Dummy dummy = new Dummy("Test 2 - Valdemar");

        StackMob.getLogger().setLogging(true);

        final SimpleUser user = new SimpleUser("jonh", null);

        user.fetchWithDepth(2, new StackMobCallback() {
            @Override
            public void success(String responseBody) {
                StackMob.getLogger().logInfo("Response body when fetching: " + responseBody);

                // append to user.dummies array
                Dummy[] newDummies = new Dummy[user.dummies.length+1];
                System.arraycopy(user.dummies, 0, newDummies, 0, user.dummies.length);
                newDummies[newDummies.length-1] = dummy;
                user.dummies = newDummies;

                user.saveWithDepth(2, new StackMobCallback() {
                    @Override
                    public void success(String responseBody) {
                        StackMob.getLogger().logInfo("Got response body after saving: " + responseBody);
                    }

                    @Override
                    public void failure(StackMobException e) {
                        StackMob.getLogger().logWarning("Saving failed");
                    }
                });
            }

            @Override
            public void failure(StackMobException e) {
                StackMob.getLogger().logWarning("Fetching information failed");
            }
        });