Homework submission#4

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cHaden wants to merge 5 commits intotiyd-rails-2015-01:masterfrom

Commits on Jan 13, 2015

Initial cimmit
C Haden
committed
Added comparison to past guesses
C Haden
committed
Fixed problem where player gets redundant admonitions for guessing the same number more than twice
C Haden
committed
added nightmare mode solution
C Haden
committed
changed number of guesses back to 5 in hard-mode game
C Haden
committed