updated fontello font
removed blur+grayscale filter on background photos
added missing new fontello stuff
enqueue fontello CSS from updated folder structure
json_encode strings that go to JavaScript
use fontello icon instead of text
do not add image title (avoid tooltip on hover)
do not toggle text now that we are using icon font
stop propagation
close full screen by clicking on background photo (commented out for now)
added animations
use regular sort by default, can be overriden if needed
more space for livestreaming box
apply greyscale filter to event speaker lists
handle notice text for tentative event programmes
force square ratio for speaker photo placeholders
hide overflow to make sure just in case
updated changelog
handle to-be-confirmed session status (and related note on speaker profiles)
fixed colour of logos - with technical debt (see: #25)