index shows 1 sudoku row for playing with, added super basic styles and click/typing functionality
cleaning up and improving organization of main.js
added rest of sudoku tables, plus some styling
experimenting with inputs nested within td elements
added jade to dependencies
adding styles.css for now, need to look into having heroku build less for me
actually add styles.css this time
now using input fields so the markup is more semantic and so phones get num pad on touch
removed the cause of input edge rounding on iphone/safari
added functionality to check for number collisions and add/remove classes accordingly, plus the styles associated with collisions
reworked the way collisions were tracked in order to fix some tricky bugs
removed blinking cursor on selected items with collision, plus misc code cleanup