Git commits in Moodle 1.5.0 by mindforge

commit a21fc2b7c9e0992489c052a11bb0c9f30632c987
Author: mindforge <mindforge>
Date:   Sat, 04 Jun 2005 19:04:00 +0800
Tag:    v1.5.0

Cleaned up and documented regrading code.

commit aee2784751baaaad69ff52c8f6b9343b2d9ef2e3
Author: mindforge <mindforge>
Date:   Sat, 04 Jun 2005 18:58:31 +0800
Tag:    v1.5.0

Manual regrading page implemented.

commit 2c20f70dca97480e3ce20a439911a4d2957a0161
Author: mindforge <mindforge>
Date:   Fri, 03 Jun 2005 20:56:53 +0800
Tag:    v1.5.0

Fix for bug #3357. Random questions now check properly if a question is already in use.

commit d4a7788610c5f543fd1b465bf9ccb3bd542af8c3
Author: mindforge <mindforge>
Date:   Fri, 01 Apr 2005 01:16:07 +0800
Tag:    v1.5.0

file icon.gif was initially added on branch MOODLE_15_QUIZREFACTOR.