Update addon.xml.in

added german strings
German translation

Folder with german PO file created
Create strings.po

Update strings.po

Update addon.xml.in

Author:    mvdroest <mvdroest@utelisys.com>
Committer: mvdroest <mvdroest@utelisys.com>
	modified:   addons/pvr.iptvsimple/addon.xml.in
	new file:   addons/pvr.iptvsimple/resources/language/Dutch/strings.po

	modified:   addons/pvr.iptvsimple/addon.xml.in
	new file:   addons/pvr.iptvsimple/resources/language/Dutch/strings.po

	modified:   addons/pvr.iptvsimple/addon.xml.in
	new file:   addons/pvr.iptvsimple/resources/language/Dutch/strings.po