Notification of string changes

Author: Paul Holden
MDL-85707 mod_forum: implement forum datasource for custom reporting.
Create new entities for exposing report data on forums, discussions
and posts; join to the course and user entities to provide data for
the reportbuilder editor.


http://git.moodle.org/gw?p=moodle.git;a=commit;h=6519e8b09a4c10f6c5d8303f88804b0dfdbd614e
http://github.com/moodle/moodle/commit/6519e8b09a4c10f6c5d8303f88804b0dfdbd614e

+ 5.1 en [charactercount,mod_forum]
+ 5.1 en [post,mod_forum]
+ 5.1 en [wordcount,mod_forum]