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Git commits in Moodle 1.7.4 by pichetp
commit 9a94ae5494e523e155251a576d4f86116bf37784 Author: pichetp <pichetp> Date: Thu, 01 Nov 2007 09:40:01 +0900 Tag: v1.7.4 MDL-11867 setting real null when response is null in calculated question merged from head