Issue #1979832: Removed stream associations from file types.
Issue #1977714: Fixes to API for loading file types. Renamed file_type_get_all_types() to file_type_load_all().
Issue #1977668: Fixed regressions on file admin listing page from http://drupal.org/node/1651126.
Fixed file_entity_download_page() returns an empty response if the file does not exist.
Convert operations on admin/content/file to use sentence case.
Follow-up #1580820 by Dave Reid, Devin Carlson: Prevent cascading failures if file_move() fails, and only show the destination fieldset for writeable files.
Issue #1977128: Added $file parameter for context to hook_file_download_headers_alter().
Issue #1935724 by redndahead: Prevented file upload wizard previous buttons from triggering form validation.
Issue #1959026 by Dave Reid: Removed redundant create access check within file_entity_access().
Added a check for NULL files when determining access.
