Git commits in Moodle 2.3.0 by Tony Levi

commit 22dc32042a92f1ed521afaf4352cd931c20b11ea
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Tue, 10 Apr 2012 11:45:39 +0800
Tag:    v2.3.0-beta

MDL-32379: Fix memory leak in session_set_user

commit a7c9609ba5ef035c136fda84b73b5a3a3dff004a
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Wed, 29 Feb 2012 12:20:48 +0800
Tag:    v2.3.0-beta

MDL-31819: admin: allow install to proceed when multiple admins exist already

commit a4df8560cc01556ce70d3b04fa09f40162794cb6
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Fri, 06 Jan 2012 13:28:08 +0800
Tag:    v2.3.0-beta

MDL-26037: import: display search box even when no courses are currently displayed

commit d0c94a1e84c7b452b0cc91da333982373fb06bb2
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Fri, 06 Jan 2012 13:26:45 +0800
Tag:    v2.3.0-beta

MDL-26037: restore/import: check through all courses instead of only first 250

commit 0c99b72299b1c9660f28aab22b8c5f6a58f8bd21
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Sat, 16 Apr 2011 12:03:33 +0800
Tag:    v2.3.0-beta

MDL-27120: Cache DB operations in restore_dbops

commit 7f98b12f916d46740a09a9117be20f5e4c2c7eff
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Sat, 16 Apr 2011 12:03:33 +0800
Tag:    v2.3.0-beta

MDL-27120: Cache DB operations in restore_dbops

commit 55f6d9d3788b68ffedb082edc7ac4aed10a0491e
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Mon, 11 Apr 2011 14:04:02 +0800
Tag:    v2.3.0-beta

MDL-27120: Cache dirname transformations in progressive_parser::dirname

commit 066af1bbc78564222a5c69e13fe167d3c1ee35b9
Author: Tony Levi <tony.levi@netspot.com.au>
Date:   Mon, 11 Apr 2011 14:04:02 +0800
Tag:    v2.3.0-beta

MDL-27120: Cache dirname transformations in progressive_parser::dirname