- added DeutschlandFunk.java 
-- includes the main method
- added DLF_HTLMl_Cleaner.java
-- cleans out the traffic entries and stores them in an ArrayList
-added DFL_Converter
- made a litte change in StringManipulation.java, so that a generated
"," is left out
- changed package of DLF_Converter from test.html to model.string