Changed full-interface version to not warn on page close.
Fixed weirdness relating to blocks not hiding with first and last lessons.
Auto resizes the stage for small screens.
prettified non-chrome message
added 3d image
Added 3d Alonzo image for modal.
Made full-interface resize the stage for small screens.
Hid 'Make a variable' and 'Make a block' on the appropriate lessons.
Made Next button accessible on very small screens.
Fixed weirdness in starting at #10.
Fixed variables not appearing when code replaced.
Restored right-click emulation in reduced interface.
Removed debugging statement.
Added new block to xml detection.
Made new blocks highlighted.