Issue 212: Updated samples artifact version to 0.6.0-SNAPSHOT and updated depedencies to latest (jfrog) 0.6 snapshot artifact. (#213)

Signed-off-by: Raúl Gracia <[email protected]>

Author: RaulGracia

gradle.properties

@@ -8,18 +8,18 @@
 #     http://www.apache.org/licenses/LICENSE-2.0
 #
 ### Pravega dependencies
-pravegaVersion=0.5.0
+pravegaVersion=0.6.0-50.076afef-SNAPSHOT
 
 ### Pravega-samples output library
-samplesVersion=0.5.0
+samplesVersion=0.6.0-SNAPSHOT
 
 ### Flink-connector dependencies
-flinkConnectorVersion=0.5.0
+flinkConnectorVersion=0.6.0-62.452fcd4-SNAPSHOT
 flinkVersion=1.7.2
 flinkScalaVersion=2.12
 
 ### hadoop connector dependencies
-hadoopConnectorVersion=0.5.0
+hadoopConnectorVersion=0.6.0-33.1cfeee6-SNAPSHOT
 
 ### Samples application dependencies
 hadoopVersion=2.8.1