Update README.md

Fixed Readme

Added php code to deploy to heroku

Finished css deisgn and overall functionality

finished validity checks, need to calculate final vals

Fixed up functions to make code clearer

Finished implementing algorithm to take into account double dipping

made a bit more mobile friendly

Completed calculations for year 1 and 2 values but still missing double dip on dining credit

Finished doing tests to make sure of a successful form fillout

Finished testing function on radio choice - redemption

Finished implementing test function for radio choice - welcome

Finished testing for the credits valid inputs

Finished testing for 4 category spend input

Finished adding all the basic fields in the page's layout