namespace fixed
Merge branch 'develop' of https://github.com/aeckhoff/Package--LW-Listtool2 into notification
Merge branch 'develop' of https://github.com/aeckhoff/Package--LW-Listtool2 into notification
feature : email notification added if file was added or changed. 
using package lw_mailer
if an email exists more then once in the user array, then only one email will be sent,
enabled usage of email template placeholders for subject