update parseInt in apiRoutes

update parseInt for question score values

update readme by adding deployment link

fix modal image to width of container

change port number to 8080

update package.json and Procfile for heroku

add screenshot to readme

comments in files

add repo link to footer

form validation

add css margins to h1

more styling changes and survey instructions, also sticky footer for api

add static middleware for css file, add basic css styling and edit html for bootstrap styling

remove css and revert to prev state

create and link stylesheet