Added user model.

Fixed DocBlock for beer model.
Renamed Drank Table to Progress Table.
Removing model structure from README.md.
The progress model.
Grammar.
Removed because I don't think I need them.
Added drank property to the beer object.
Styling for beers that have been drunk.
Button toggle.
Random beer function almost done. If all items are drank there will be an infinite loop.

DocBlocks.