Adding a note about installation procedure to downloads page

David Doria <[email protected]> Fri, 8 Jul 2011 07:57:16 -0400

Newsgroups	gmane.comp.video.openexr.user
Message-ID	<CABDpjTnUfEm9yqJ02C85H_+X9j18suuD37s+NQFNCE8mUC9cHg@mail.gmail.com>

I think on this page:
http://www.openexr.com/downloads.html

There should be a note at the very top or somewhere else visible like
"You must first build and install IlmBase before you can build
OpenEXR. You will get errors about missing files (half.h, etc) if you
do not".

David