Git commits in Moodle 2.8.3 by Eric Merrill

commit e8a979d4bb5726cbe94e8d78f6738c615a17fb94
Author: Eric Merrill <merrill@oakland.edu>
Date:   Wed, 21 Jan 2015 04:37:13 +0800
Tag:    v2.8.3

MDL-35765 availability: Use category total full names

commit 2c1f64c0da9899dd0e026646259c6fbedeb4d238
Author: Eric Merrill <merrill@oakland.edu>
Date:   Tue, 20 Jan 2015 06:05:21 +0800
Tag:    v2.8.3

MDL-48711 gradebook: Properly compute extra-redit status for cat grades