Add module-level information

A docstring has been added describing the module's purpose.

__all__ has been added. It is limited to the declarations needed to use
Solve().

The author's name has been added.

Bone Market Solver.py

@@ -1,3 +1,8 @@
+"""Use constraint programming to devise the optimal skeleton at the Bone Market in Fallen London."""
+
+__all__ = ['Declaration', 'Fluctuation', 'OccasionalBuyer', 'Solve']
+__author__ = "Jeremy Saklad"
+
 import argparse
 import curses
 from enum import Enum