Began Person class proper.

Added Animation pools, name pools, and a couple other things. Also
created Recipe class as an empty class, for now.

Signed-off-by: Ken Hoover <ken.hoover@mail.utoronto.ca>
Group does some management.

Places people on-stage, doesn't position yet. Gets table.

Signed-off-by: Ken Hoover <ken.hoover@mail.utoronto.ca>
GroupManager now creates people, will spawn on timer.

Signed-off-by: Ken Hoover <ken.hoover@mail.utoronto.ca>
Initializes Person before creating game screen.

Signed-off-by: Ken Hoover <ken.hoover@mail.utoronto.ca>