Merge pull request #3 from ahfergus1/master

get latest
addec credit card stuff
Merge pull request #4 from ahfergus1/master

pull
Merge pull request #5 from ahfergus1/master

pull
credit card
Merge branch 'master' of https://github.com/Inventor22/cs3307
FIXED client int
Merged coonflict.
Merge branch 'Inventor22-master'

Merging Inventor22's new code for handling credit cards.