updated .gitignore
updated .gitignore

Lewuathe/dl4j-spark-ml-examples,kod3r/dl4j-spark-ml-examples,kod3r/dl4j-spark-ml-examples,Lewuathe/dl4j-spark-ml-examples,javadba/dl4j-spark-ml-examples,javadba/dl4j-spark-ml-examples