Adds configuration option that allows to disable appending message names to e-mail notification messages subjects.
Fix merge issue that removed all staff from developer branch :-).
Undo my stupid mistake (I have pushed issue-957 to master instead of develop). Do I have copied files from GitHub master and push them back..
ref #957: Birthday is not required
Merge from SVN branch 1.2.
Release 1.1.10
Release 1.1.0
Release 1.0.12
Release 1.0.0