Fixed bug: 'can not find config file'

src/main/java/de/tlc4b/TLC4B.java

src/main/java/de/tlc4b/TLCRunner.java

src/main/java/de/tlc4b/tlc/TLCResults.java

src/test/java/testing/Testing2.java

...st/resources/errors/EnumerationError/EnumerationError.cfg

...st/resources/errors/EnumerationError/EnumerationError.tla