Arrows to display the previous and next files.
fixes #2559
fix formatting
fix formatting
Merge remote-tracking branch 'origin/2559-pjax-filter' into 2559-pjax-filter

* origin/2559-pjax-filter:
  fix formatting
add multiple grid support to gridData
remove previous attachments if any
Changelog
return data from module scope variable
Merge pull request #2596 from tonydspaniard/2559-pjax-filter

2559 pjax filter
Fixes #2572: Corrected LanguageAsset example
Merge pull request #2595 from thiagotalma/master

Arrows to display the previous and next files.
Fixed typo