updated LabelWriter can write to file, as specified in config file. If not specified, then it functions as it always has. 
updated LabelWriter can write to file, as specified in config file. If not specified, then it functions as it always has. 

git-svn-id: 0dc367cf2a1f0872b31aed51a516e91b94972fba@3268 19460358-522e-0410-942e-fdb976ae3ca2

ONatalia/Masterarbeit,ONatalia/Masterarbeit,ONatalia/Masterarbeit,ONatalia/Masterarbeit