fixed asset requires after spree-core refactored to fronted and backend
Removed usage of methods that were removed in commit https://github.com/spree/spree/commit/50fd36c6774555daa71ae76a7134d8f50b9ded25
Updated bxSlider to version 4.1 and moved images to where they're expected to be
Fixed styling of slider page controls
Improved README readablity

Added a section about what the theme actually does.
Updated links to guides to point to what will be the urls in the new_guides branch.
Removed section about creating a dummy test app, this belongs in the guide.
Added a section about creating your own extensions, with links to the guide.
Merge pull request #22 from j1mr10rd4n/2.0.0beta-updates

Updated spree_fancy extension to work with 2.0.0beta and improved documentation.