Pullup ticket #3757 - requested by gls

Pullup ticket #3757 - requested by gls
www/moodle: security update

Revisions pulled up:
- www/moodle/Makefile                                           1.10
- www/moodle/PLIST                                              1.8
- www/moodle/distinfo                                           1.8

---
   Module Name:	pkgsrc
   Committed By:	gls
   Date:		Wed Apr 25 20:21:58 UTC 2012

   Modified Files:
   	pkgsrc/www/moodle: Makefile PLIST distinfo

   Log Message:
   Update www/moodle to 2.1.5.

   Upstream changes:

   Highlights

        MDL-27891 Tag flagging is now logged

   Functional changes

        MDL-31095 Quiz max grade maintained when adding and removing questions
        MDL-30031 Quiz Adaptive mode ignores invalid answers without penalty

   Security issues

        MSA-12-0013 - Database activity export permission issue
        MSA-12-0014 - Password and Web services issue
        MSA-12-0015 - Backup and private files issue
        MSA-12-0016 - Default repository capabilities issue
        MSA-12-0017 - Personal information leak issue
        MSA-12-0018 - Course information leak in Gradebook export
        MSA-12-0019 - Overview report and hidden course issue
        MSA-12-0020 - Forum subscription permission issue
        MSA-12-0021 - Course information leak through tags
        MSA-12-0022 - Security conflict in Web services

   Fixes and improvements

        MDL-31248 Change to RC4 encryption is now backwards compatible
     - Note: all users will need to log in to set a new cookie after this update

        MDL-31213 Problem with new password form was fixed
        MDL-29254 Problem adding blog entries after an update from 1.9 was resolved
        MDL-22896 Forum messages with ampersands are now sent correctly by email
        MDL-27793 Login names now appear consistently in all themes across all languages
        MDL-26037 When importing in a site with lots of courses, all courses are checked
        MDL-30484 Regrading quiz causes essay attachments to disappear
        MDL-28364 Correct import formats accepted when importing questions
        MDL-31407 Quiz grades are saved properly when the submitter is not the user taking the quiz
        MDL-31876, MDL-31495 Quiz performance improvements have been made