v0.1.8

"Nemo saltat sobrius"

• Bump Dataflow Java SDK to 1.6.0 #168
• Fix app name detection #157
• Fix empty SCollection writes to HDFS Sink #158
• Support for multiple paths for Hadoop dist cache #144
• Remove getFloat and getInt in RichTableRow #162
• REPL build enhancements # 165 #167
• Fix local file output directory #172
• Decouple DataflowPipelineOptions #139