modified add deck behavior
Added buttons for add card and upload cards
refactored deck upload functionality
Merge branch 'feature/add-deck-changes' of github.com:Harvard-ATG/HarvardCards into feature/add-deck-changes
updated link to upload cards
Working on the layout for the deck preview. More changes to come but wanted to get something up there.
Merge branch 'dev' into feature/add-deck-changes
merge dev into branch. resolved conflict in styles.css
Merge pull request #46 from Harvard-ATG/feature/add-deck-changes

Feature/add deck changes