added kaminari gem for pagination. included pagination functionality for index and search actions in cardsController
Merge branch 'paginationimplementation'

Conflicts:
	app/views/cards/_card_display.html.erb

fixed merge conflict resulting from kaminari implementation...white spacing in _card_display partial
Merge branch 'master' of github.com:pschwyter/mtg_json_api

merge resulting from kaminari implementation