Updating readme w/ plugins mention, more setup instructions
Update README.md

Added pull request instruction
Modified the copy of the README file slghtly. Fixed some typos. More changes likely to come.
.gitignore init
new card images - pngs - compressed
background img for footer, invitation copy
compressed woodgrain image
sass init
humans init
creating sass partials for organization removing old css files
setting up page, moving background image off body
organzing cards; adding dark and shoe card
removing viewport
formatting
styling invitation description
smaller, custom version of modernizr
editor config
convert print scss to partial
js setup; grunt init
no final newline - editorconfig