symfony/symfony-docs — pull request #1455 by khepin (2012-06-14 04:37:53+00:00)
Title: [constraints] added link to mime-type reference

Added links to the IANA website for a reference of existing mime-types for the file and image constraints.

@weaverryan I have no clue why but it seems the 2.0 branch was nowhere to be found on my fork. I re-forked everything and based the changes on the 2.0 branch with this new PR.