Distorted Android

Fix 'Bitmap Tree' APP. Now 28 out of 31 APPs work.

Fix 'Cat and Dog' APP. Now 24 out of 31 APPs work.

Fix Moving Effects APP. Now 23 out of 31 APPs work.

Bugfix (invert Region's y coord)

Bugfixes for the recent 'Effect classes' API change.

Progress with Effect classes.

The last 10 errors in the last 2 APPs.

Progress with the last 2 APPs.

Further progress with Apps: 29 (out of 31) compile now.

Further progress with Apps: 28 (out of 31) compile now.

Further progress with Apps: 27 (out of 31) compile now.