Added basic page with links to item.
Merge branch 'master' into links
Added map_dict property for Item.
Extracting value from map of linked item.
Improved content display on links page.
Replaced type column with actual names on links page.
Swapped columns Path and Value on links page.
Added link to page with links to item.
Added API endpoint for linked items.
Added basic tests for new views.
Created new macro render_title to remove duplicate code.
Removed more duplicate code.
Small performance improvements.
Merge remote-tracking branch 'gentlecat/links'

* gentlecat/links:
  Small performance improvements.
  Removed more duplicate code.
  Created new macro render_title to remove duplicate code.
  Added basic tests for new views.
  Added API endpoint for linked items.
  Added link to page with links to item.
  Swapped columns Path and Value on links page.
  Replaced type column with actual names on links page.
  Improved content display on links page.
  Extracting value from map of linked item.
  Added map_dict property for Item.
  Added basic page with links to item.