- submodules
- submodule
submodule
- update readium lib
Merge branch 'develop' of https://github.com/readium/readium-js-viewer into feature/pagination_percent
submodule
lib build
- added button for theme customizing
- start customize theme  with color picker
- customize theme  with color picker
Merge branch 'feature/customize_theme' into dzb
Merge branch pagination
- remove pagination border style
- rearrange bookshelf