[ADD] basic todo list
[ADD] items to TODO based on Gracie’s feedback
[ADD] layout changes in order to get gray background on all orange text in Program index
[FIX] appearance of h3, h5, .cell styles
[ADD] update TODO
[ADD] clarifying comment
[FIX] 64-bit warnings (as prompted by Xcode)
[ADD] content updates to News page
[ADD] some content updates to program page
[DONTNEED] images/pages for various individuals who won’t be at data summit
[ADD] updated,  (for now) trimmed-down speaker view