Add card load to mongodb

Add card loads to mongodb from text files.
Show won black cards for each player

Added server call to update wonBlackCards array for winning player in
Meteor.users collection.
Merge branch 'master' into csv_load
reload card collection from files

Reload card collection from black.txt and white.txt files, needed for
initial deployment, so no mongorestore is needed.
Merge branch 'master' into issue_45

Conflicts:
	server/game.js
issue 45

Add logic to tally won black cards for the player, added spot below
current black card for won cards.
Merge branch 'csv_load' into issue_45

Conflicts:
	collections/cards.js
update README.md

update with heroku instructions
Merge pull request #62 from marshallshen/issue_45

Show won black cards for each player