openwebwork/webwork-open-problem-library — pull request #9 by dpvc (2013-03-20 15:24:21+00:00)
Title: Fixes a problem with unionImage.pl when image comes from https: URL's

These URL's are used by MAA sites, and so problems that use the unionImage.pl macros fail. See the [forum discussion](http://webwork.maa.org/moodle/mod/forum/discuss.php?d=2920) for details.