Git commits in Moodle 2.1.7 by sam marshall

commit 4dbc9b75d23109b74a0b30853b4d39299fe73ec9
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Sun, 27 May 2012 12:49:10 +0800
Tag:    v2.1.7

MDL-33466: Group restriction should hide activity even with 'show availability' option

commit 805366d987a820ab8d345807d84a36c165468749
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Wed, 23 May 2012 20:46:51 +0800
Tag:    v2.1.7

MDL-33212 Course page: Eye icon should override other conditions

commit 054d245a2c8ee1485632296e0711535f1ec3a7fa
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Wed, 23 May 2012 20:46:51 +0800
Tag:    v2.1.7

MDL-33212 Course page: Eye icon should override other conditions

commit f654ae9d8e86a0d5076182176b904d6c524e2024
Author: sam marshall <s.marshall@open.ac.uk>
Date:   Thu, 19 Apr 2012 21:45:19 +0800
Tag:    v2.1.7

MDL-32535 Completion lang string incorrect use, text