Added .installed files (forstats) and helper scripts to gitignore
Fixed bug#9072 - Reply to email-internal includes customer users email in Cc. field.
Fixed CHANGES File (bug#9072).
Fixed CHANGES File (bug#9072).
Fixed bug#[7856](http://bugs.otrs.org/show_bug.cgi?id=7856) - Statistics only use non archived tickets.
Fixed bug#9060 - OTRS_CUSTOMER_BODY overwritten in Agent::Move Notifications.
Small code optimization, fixed comment typos.
Added support to set passwords for customers.

Also added the possibility to generate passwords if no password is
specified.
The old, simple usage of bin/otrs.SetPassword.pl [User] [Pass]
still works for backwards compatibility.
Typo
Update ms.pm
Merge remote-tracking branch 'upstream/master'