SMIL body epub:textref is optional (fixed console warning message)
fixed bug: reader hangs if invalid page request provided
submodule
submodule
submodule
generalized support for triggers and switches
Merge branch 'develop' of https://github.com/readium/readium-js into develop
updated dependency
fixed RequireJS config (name typo), added Rangy
Merge branch 'develop' of github.com:readium/readium-js into develop