Added initial support to sort fields
Fix jQuery using $ and move to correct local
Merge branch 'master' into issue_248
Merge branch 'master' into issue_248
Merge branch 'master' into issue_248
Merge branch 'master' into issue_248
Merge branch 'master' into issue_248
Merge branch 'master' into issue_248
Merge pull request #343 from collective/issue_342

Let the icons sidebar fixed on top when scrolling the page
Refactor accepted_ct function on all tiles

Tests updated
Prefer single quotes
Merge branch 'master' into issue_248
Merge branch 'master' into issue_248

Conflicts:
	src/collective/cover/tests/test_embed_tile.py
	src/collective/cover/tests/test_file_tile.py
	src/collective/cover/tests/test_list_tile.py
	src/collective/cover/tests/test_richtext_tile.py
Merge branch 'master' into issue_248
Merge branch 'master' into issue_248
Add support to sortable fields in tile configuration
Merged with master
JSHint improvements to contentchooser.js
Merge branch 'issue_248' of https://github.com/collective/collective.cover into issue_248
Style improvments for list tile in compose tab