Scrollbars appear on "Designed By" container for Project Pages

[rjaltman]

This is an incredibly small issue, and really just an aesthetic one, but there seems to be extra scrollbars coming up on the container for "Designed By" on project pages. This happens at some aspect ratios that are non-standard (e.g. not 16:9, even split screen may cause this if I recall correctly), showing up as:

We should probably make sure that we aren't doing anything especially restrictive with the div height, and that our conventions for avatar images for example meet proper sizing requirements appropriate for that container here.