Git commits in Moodle 1.9.8 by Dongsheng Cai

commit c6a032b9d342babdebb4f51b56347530cc83df63
Author: Dongsheng Cai <unoter@gmail.com>
Date:   Fri, 18 Dec 2009 13:24:14 +0800
Tag:    v1.9.8

"MDL-15502, added a filter to selec users who have never logged in, credits to Anthony Borrow"

commit baf1dc0a4de9153654d1c25e67e4b53111e03e47
Author: Dongsheng Cai <unoter@gmail.com>
Date:   Fri, 18 Dec 2009 11:01:36 +0800
Tag:    v1.9.8

"MDL-21122, fixed saving setting problem in section links block"

commit 0cd77e569fa340460e73afd6bf4dbf37b831a7ad
Author: Dongsheng Cai <unoter@gmail.com>
Date:   Fri, 04 Dec 2009 14:40:44 +0800
Tag:    v1.9.8

"MDL-20125, added configurable setting to section_links block, credits to Jason Hardin"

commit 44d34e89909728913d01e508feb6ddbc79c59bf2
Author: Dongsheng Cai <unoter@gmail.com>
Date:   Fri, 04 Dec 2009 11:51:20 +0800
Tag:    v1.9.8

"MDL-20587, chat module, show sessions with just one users, credits to Daniel Neis"

commit 8aadf873b71e42da8d2749338c572437f6d7bc37
Author: Dongsheng Cai <unoter@gmail.com>
Date:   Fri, 04 Dec 2009 11:04:37 +0800
Tag:    v1.9.8

"MDL-20819, sometimes, modules return non-array which can break stats processing, added more error checking"

commit 92fa5b0f2a905f470de53b6f3bbce107e34cbe23
Author: Dongsheng Cai <unoter@gmail.com>
Date:   Mon, 30 Nov 2009 10:16:18 +0800
Tag:    v1.9.8

"MDL-20985, fixed typo"