First major release

Breaking changes :

• In multiple mode, value accepts only an empty array or an array of objects, each must provide the required value property.
  In single mode, value can be either null or an object { value: ..., etc... }
• onSelect renamed to onChange.

New Features:

• Reworked Demo pages
• Added support for infinite loading (dependency: react-infinite)
• Added support for
• Added more styling props.
• Added tests.