Allow Maze workspace to resize.  This involves moving Blockly out of an iframe and into a div.
Review URL: https://codereview.appspot.com/8250046

git-svn-id: http://blockly.googlecode.com/svn/trunk@741 c400ca83-b69d-9dd7-9705-49c6b8615e23
Allow Graph workspace to resize.  This involves moving Blockly out of an iframe and into a div.
Review URL: https://codereview.appspot.com/8453044

git-svn-id: http://blockly.googlecode.com/svn/trunk@742 c400ca83-b69d-9dd7-9705-49c6b8615e23