Mobile Support

[jakehwll]

This feature would add the capability for mobile users to optimally be able to add yomi as a Home-screen app in order for reading until #3 is added.

Minimum viable features would be the following.

• [x] Generic ability to navigate between libraries and and media (hamburger).
• [x] Ability to swipe between chapters.
• [ ] Ability to manage content via the on-screen UI.