enable left and right panels
Merge branch 'master' into wellcome
IIIF extension builds, need to merge base extensions and providers next so that modules have unified api
unified base provider, pre overwriting coreplayer-seadragon-extension
overwritten coreplayer-seadragon-extension
all non-wellcome-specific build errors fixed
core player using IIIF provider signature
all examples working with IIIF provider
delete old IIIF examples
manifest name as title
thumbnails
merge with master
new provider