use js instead of json files for more flexibility
removed unnecessary quotes
add a couple of tests, one of which is broken because we're comparing two instances of the 'same' function, and get false
add a few more missing block tests, and fix problem of comparing members with equivalent functions
jshint fix
start of missing block tests for flappy/bounce and validate that xml is loaded
fill out missing blocks tests for flappy
remove unused levels
revert currently unnecessary changes to flappy.js
remove unused level
jshint fix
Merge pull request #454 from code-dot-org/unitTests

Per level missing block tests