Do not explicitly set smalltalk_config to default value in .travis.yml
Do not explicitly set smalltalk_config to default value in .travis.yml

peteruhnak/smalltalkCI,fniephaus/filetreeCI,hpi-swa/filetreeCI,peteruhnak/smalltalkCI,peteruhnak/smalltalkCI,hpi-swa/filetreeCI,hpi-swa/filetreeCI,dalehenrich/smalltalkCI,hpi-swa/smalltalkCI,fniephaus/filetreeCI,hpi-swa/smalltalkCI,fniephaus/filetreeCI,dalehenrich/smalltalkCI,dalehenrich/smalltalkCI