Long name and filenames with underscores instead of spaces break the Media repo template

[carbsrule]

@KBjana says:

If file names have underscores instead of spaces it breaks the layout of the media repository page.

Ideally we need word-break: break-all; applied to only the name and file name table columns.

[carbsrule]

The hacky solution at the end of this page could be also useful
http://stackoverflow.com/questions/6316863/css-word-wrap-line-break-on-underscores-in-addition-to-whitespace-and-hyphens