Requirements:
   GHC version >= 6.4, 
   happy

To build and install:

1. Edit the DB and PREFIX variables in the Makefile; DB should be
   --user to install for a single user, or --global to install for all
   users. PREFIX should point to the installation directory.
2. Enter the following:
   make
   make install
3. [optional] To build and install the driver/shell, enter the following:
   make jones_install