Code for the Blockly getting started codelab.

In this codelab, you'll learn how to use the Blockly JavaScript library to add a block code editor to a web application.

• How to add Blockly to a sample web app.
• How to set up a Blockly workspace.
• How to create a new block in Blockly.
• How to generate and run JavaScript code from blocks.

Example code for each step of the codelab is available from the completed directory.