WIP - add new modules and new features

[airwin26]

• there should be a picture on the home page
• should add a "not quite right" pop up when they query and its not the solution
• add a solution button after they run the query once
• at the end of each module, make it so the next button goes to the next module
• add syntax example for module 3 & 4 (like module 2)
• add modules 7-10
• move expand button
• move all the lessons and table definitions into the repo
• some repo and code clean up