[tableviews] use ``select_or_none`` instead of ``try: select() except:``
select_or_none is here to avoid multiplying try: except: context in the code.
The 'download' views
====================
.. automodule:: cubicweb.web.views.idownloadable
Components
----------
.. autoclass:: cubicweb.web.views.idownloadable.DownloadBox
Download views
--------------
.. autoclass:: cubicweb.web.views.idownloadable.DownloadView
.. autoclass:: cubicweb.web.views.idownloadable.DownloadLinkView
.. autoclass:: cubicweb.web.views.idownloadable.IDownloadablePrimaryView
.. autoclass:: cubicweb.web.views.idownloadable.IDownloadableLineView
Embedded views
--------------
.. autoclass:: cubicweb.web.views.idownloadable.ImageView
.. autoclass:: cubicweb.web.views.idownloadable.EHTMLView