Dan Poltawski 9e586967a6 MDL-34539 course - allow negative section numbers
This gives course format authors more flexibility.

Thanks to Itamar Tzadok for the suggestion.
2012-08-15 03:26:26 +02:00
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2010-02-10 10:22:25 +00:00
2011-01-26 10:29:16 +00:00