Git commits in Moodle 2.4.2 by Matteo Scaramuccia

commit 9b6485865ce9ab58e1e5c5c29e77274907f374e1
Author: Matteo Scaramuccia <moodle@matteoscaramuccia.com>
Date:   Sat, 16 Feb 2013 04:19:14 +0800
Tag:    v2.4.2

MDL-37449 Incorrect doubled 'u.email' field in the SQL query (Oracle error: ORA-00918)

commit 86afa1d00fb457102eedee3faa1ace9c976f7930
Author: Matteo Scaramuccia <moodle@matteoscaramuccia.com>
Date:   Mon, 03 Dec 2012 04:35:21 +0800
Tag:    v2.4.2

MDL-36363 Override instance_deleted() for all cache stores performing just a cleanup() when this action successfully applies over all the definitions of the cache store

commit 233046ea5e6a94859cfe5959f043930f23c2069b
Author: Matteo Scaramuccia <moodle@matteoscaramuccia.com>
Date:   Sun, 02 Dec 2012 18:40:35 +0800
Tag:    v2.4.2

MDL-36363 Adding/Removing a file store cache instance cleanups the folder too

commit 5d7411e92bab4bcd89402ca28a9a4a4533e5a9ac
Author: Matteo Scaramuccia <moodle@matteoscaramuccia.com>
Date:   Sun, 02 Dec 2012 17:48:18 +0800
Tag:    v2.4.2

MDL-36363 Added cache_store::instance_created() and cache_store::instance_deleted()

commit 447475e5d71fa19815006d33ef1b02ead1e66691
Author: Matteo Scaramuccia <moodle@matteoscaramuccia.com>
Date:   Sun, 18 Nov 2012 06:13:22 +0800
Tag:    v2.4.2

MDL-36322 Errors when updating a Moodle instance with some misconfigured cache stores