init - README, Board representation and ArrayBoard specs
added 'actions' method to the Board for use in search later
rows now passed in as arguments to Solve instead of in response to a prompt
made default board an ArrayBoard
scaffolded solver
scaffolded solvers and solutions, and wrote very naive BFS Solver
using Set instead of List for efficiency of contains
fixed BFS solver and wrote A* solver
added mention of a maven build, and changed usage instructions to use the maven exec plugin
added spec for the manhattan distance heuristic
added spec for BFS Solver
refactored directory structure to maven defaults
renamed rep -> reps
made solutions more useful as I write the solver tests
added spec for BFS solver
added spec for the a* solver and refactored for readability
added Purpose section
removed BFS solver
added run instructions for sbt
added sbt build configuration file to run tests with sbt