pagination with kaminari
Changed window from 4 to 2 to fix buttons
Merge pull request #264 from osulp/feature/PaginateArtPieces

pagination with kaminari
Parsed document[:id] to yeald only id instead of ArtPiece :id
Ordered ArtPieces alphabetically in index
added test to follow link
took out all in controller
Strengthened tests and added matcher
Merge pull request #268 from osulp/feature/OrderArtPieceIndexPage

Ordered ArtPieces alphabetically in index
Merge pull request #265 from osulp/feature/EditButtonOnShowPage

Feature/edit button on show page
Added collection url to collection
Added link to collection if collection url is present
Took out delegate and mapped like other collection
Fix law of demeter