Merge pull request #18 from jessonfoo/gary

pushing for update
Added high scores partial and nav buttons to gameplay view
Merge pull request #19 from jessonfoo/high_scores_anna_yen

Added high scores partial and nav buttons to gameplay view
Added a partial to render past decks played on profile page
Merge pull request #20 from jessonfoo/past_decks_partial_anna

Added a partial to render past decks played on profile page
resolved merge conflicts