Update nd4j.version and datavec.version to 0.5.1-SNAPSHOT
Update nd4j.version and datavec.version to 0.5.1-SNAPSHOT

crockpotveggies/deeplearning4j,crockpotveggies/deeplearning4j,xuzhongxing/deeplearning4j,xuzhongxing/deeplearning4j,xuzhongxing/deeplearning4j,crockpotveggies/deeplearning4j,crockpotveggies/deeplearning4j,xuzhongxing/deeplearning4j,crockpotveggies/deeplearning4j,xuzhongxing/deeplearning4j,xuzhongxing/deeplearning4j,crockpotveggies/deeplearning4j