fluff
flesh out full count solvers
partial count code good enough to commit
hooray, trivial solutions are no longer necessary!
readd tougher spec. new logic cant pass it!
derp, spec was broken
 surfaced a bug! fixed said bug
added failing spec
rearrange specs a bit to reflect its bad solution, for troubleshooting
add lots of debug output (spec still fails)
refine the poss/not-poss solution lists
more debug info
first run at logical-and
bugfix
refactor part of partial count solver
rolling back a spec -- need significant refactoring
remove the difficult spec -- need significant refactoring
Merge branch 'detached_commit_1ec3dd4'

Conflicts:
	spec/board_spec.rb
helper comments for eventual helper functions
refactor in progress