Git commits in Moodle 2.5.x by Juan Leyva

commit ad9124d0454349c588831878035d253df183efb2
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Tue, 13 May 2014 22:13:56 +0800
Tag:    v2.5.7

MDL-36670 logging: action parameter length restricted to 40 chars

commit b5b2eab6778bee166e20bc5eec0138d89795ac3d
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Wed, 07 May 2014 15:49:28 +0800
Tag:    v2.5.6

MDL-43119 Add valid until dates for tokens created by login/token.php

commit 809a70be6bd4df76ce5a8beee4902ec5de319de6
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Fri, 07 Feb 2014 18:27:31 +0800
Tag:    v2.5.5

MDL-44020 Add core_calendar_get_calendar_events function to the Moodle Mobile service

commit 119faec0546c34a8a55085adf4ed0e5140cda8ff
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Thu, 31 Oct 2013 18:18:24 +0800
Tag:    v2.5.3

MDL-42617 Add support for frozen fields in searchableselector form elements

commit 2500cd01b1891af104556fd66dc93d2c71037131
Author: Juan Leyva <juanleyvadelgado@gmail.com>
Date:   Thu, 11 Jul 2013 22:25:17 +0800
Tag:    v2.5.2

MDL-39563 Fixing mobilecssurl is not being returned in WebService, phpunit tests