Update src/data/translations/nl.xml
Update src/data/translations/nl.xml

made some changes, mostly typos
alex1818/Repetier-Host,ethan42411/Repetier-Host,alex1818/Repetier-Host,beardface/Repetier-Host-OpenSL,ethan42411/Repetier-Host,jrial/Repetier-Host,repetier/Repetier-Host,jrial/Repetier-Host,ethan42411/Repetier-Host,repetier/Repetier-Host,repetier/Repetier-Host,jrial/Repetier-Host,alex1818/Repetier-Host,beardface/Repetier-Host-OpenSL