****************************************************************************
****** WARNING: ATTENDANCE MODULE IS IN DEVELOPMENT. USE WITH CAUTION ******
****************************************************************************

--------------
RELEASE NOTES
--------------
1.0 - 09 jan 2006 Dmitry Pupinin [moodle.org member]
+ basic functions

1.0.1 - 23 jan 2006 Dmitry Pupinin [moodle.org member]
+ attendance displayed on user's quick and full report pages

2.0   - 10 may 2007 - Dmitry Pupinin [moodle.org member]
* code rewrited. General code moved from block to attforblock module.
* this version only compatible with latest Moodle 1.8 (without grouping!)

2.0.2 - 06 jul 2007 - Dmitry Pupinin [moodle.org member]
* bug fixed: empty Gradebook
* bug fixed: error if block instance added before module instance
* bug fixed: wrong link on report tab when no session added
* bug fixed: Activity report looks good
+ link from Activities block point directly to Attendances (because it can't be more than one)
* bug fixed: Wrong link when adding a session for a date that had already been added
* bug fixed: Error when settings updated
* en_utf8 lang updated (thanks to A. T. Wyatt)
+ en_us_utf8 lang added (contain only differences from en_utf8)

2.0.3 - 27 jan 2008 - Dmitry Pupinin [moodle.org member]
* bug fixed: If session have apostrophes in the description it can't will be changed to "taken"
             (you can't lost any data but upgrading strongly recommended)
+ french language added
* bug fixed: functions for work with groups changed in Moodle 1.9

2.0.4 - 19 jun 2008 - Dmitry Pupinin [moodle.org member]
+ compatibility with Gradebook of Moodle 1.9

2.1.0 - 24 jan 2009 - Dmitry Pupinin [moodle.org member]
+ unlimited number of statuses
+ unlimited sessions in day
+ reset feature
* permissions improved
* backup/restore improved
* export improved

2.1.0 - 28 feb 2009 - Dmitry Pupinin [moodle.org member]
+ hidden sessions displayed
* format of backup changed
* bug fixes

2.2.0 beta - 25 nov 2010 - Artem Andreev [moodle.org member]
+ Implemented ability to add two types of sessions: common and group.
+ Some interface improvements (sessions filtering by different criteries)
for manage.php, report.php, view.php.
+ Don't display grade and percent when module grade option is "No grade".

2.3.0 beta - 18 jan 2011 - Luis Ramón López [moodle.org member]
+ copy attendance data from same-day sessions,
+ fast session switching for same-day sessions,
+ more than one attendance in the same course,
+ list and grid display modes for take page
* bug fixes

2.4.0 beta - 16 jul 201 - Artem Andreev [moodle.org member]
* compatible only with Moodle 2.0
* fully internals rewritten (OOP, renderers, etc)
* support all 2.3 features
+ taken into account information about students enrolment (start/end date) on different pages
+ HTML-editor for session description with ability to add links, files, formatting, etc