Adding skining of the Maze.  Pegman, Astronaut, and Panda.  Remove randomize button.  Binary and generated files excluded from code review but will be added for commit.
Review URL: https://codereview.appspot.com/11267043

git-svn-id: http://blockly.googlecode.com/svn/trunk@1086 c400ca83-b69d-9dd7-9705-49c6b8615e23
Icon maintenance: Stripping out unused icons in Turtle and Code.  Adding run/stop icons to Turtle.  Ensure Turtle's stop button is not smaller than the run button (same as maze).  Prevent Turtle icons from shifting vertically on run/stop.  Binary and generated files excluded from code review but will be added for commit.  Similar changes to Maze are made in a separate CL.
Review URL: https://codereview.appspot.com/10812044

git-svn-id: http://blockly.googlecode.com/svn/trunk@1087 c400ca83-b69d-9dd7-9705-49c6b8615e23
Adding source files (Gimp & POV-Ray) for Maze images.

git-svn-id: http://blockly.googlecode.com/svn/trunk@1088 c400ca83-b69d-9dd7-9705-49c6b8615e23
Added check for list equality to assert equals in JavaScript unit tests.
Note that no change was needed for Python.
Fixed unrelated bug in python/lists.js.

Review URL: https://codereview.appspot.com/11300043

git-svn-id: http://blockly.googlecode.com/svn/trunk@1089 c400ca83-b69d-9dd7-9705-49c6b8615e23
Fixes bug in for (count) loops and improves unit tests.
Note that previous version was accidentally checked in without passing
its unit tests.

R=neil.fraser@gmail.com

Review URL: https://codereview.appspot.com/11304043

git-svn-id: http://blockly.googlecode.com/svn/trunk@1090 c400ca83-b69d-9dd7-9705-49c6b8615e23