update streaming language for ME monday
Merge branch 'master' of github.com:nprapps/inauguration
added big photos to the json feed and rendered them in the modals at desktop size, closes #193
styled up the photo modal, added share links, etc.
more tweaks to the photo popup
further tweaks to photo ui
tidying up css
tweaks to photo lists, using bigger art
forgot to uncomment some stuff
made subheads smaller on mobile, closes #268
added timestamp and permalink to photo detail page, closes #273
Solve an edge case where edits cannot be placed in the chat because there are no posts for them to be placed after.