Removed old `pom.xml` files.
re #3: Added drink feature record class and simple tests.
re #3: Added basic brewer capability and tests.

Also deprecated the brewer class.
Added utility libraries to project build settings.
Removed autogenerated files from config control.

Updated .gitignore to ensure they are excluded.

These files are generated by sbteclipse.
re #1: Added skeleton for record implementation of Drink class.
re #2: Added festival id drink class and to loader classes.

Also updated tests to include use of festival id.
re #2: Updated tests and templates so all loader tests now pass.
re #4: Updated data loader and festival data classes to use the Festival
ID as the key for the data not the festival name.
re #4: Added matcher and test for festival id feature of drink.
re #4: Modified hard coded festival name to be festival id.
re #4: Initial rest helper class written.
re #5: Updated to use festival id.
re #4: Added conversion to JSON in helper class and added REST Helper to
`Boot` dispatch rules.
re #5: Added get of current festival data via session variable to most
classes.
re #4: Added missing `festival.id` KVP to wbt beers template file.
re #4: Rest helper now returns valid JSON for the all drinks auery.

Just need to add the drink type to the returned value.
re #4: Added drink type to generated JSON now.
re #3: Deprecated `Drink` class and added fields and construction
function to `DrinkRecord`.
re #3: Tidy up of imports