Git commits in Moodle 1.9.4 by exe-cutor

commit b926e3dde5dc0289e054cddbe80bc1e961d02916
Author: exe-cutor <exe-cutor>
Date:   Mon, 08 Dec 2008 19:46:13 +0900
Tag:    v1.9.4

Added Upgrade instructions for Shibboleth 2.x Corrected some typos for logout section

commit 8f12ddef8e750b6f6fe2ba3767dba94e495d59c3
Author: exe-cutor <exe-cutor>
Date:   Mon, 08 Dec 2008 19:45:47 +0900
Tag:    v1.9.4

Added fix for Shibboleth 2.x

commit 93339487868db39a10d56d692202f1fc1c09a183
Author: exe-cutor <exe-cutor>
Date:   Fri, 05 Dec 2008 01:27:00 +0900
Tag:    v1.9.4

Added Shibboleth front and back channel logout support