Use Pravega client version 0.5. (#55)

Updated Pravega artifact version to 0.5.

Signed-off-by: Keshava Munegowda <[email protected]>

Author: kmgowda

Diff for: build.gradle

@@ -28,8 +28,8 @@ buildscript {
 
     dependencies {
 
-        compile "io.pravega:pravega-client:0.4.0",
-                "io.pravega:pravega-common:0.4.0",
+        compile "io.pravega:pravega-client:0.5.0",
+                "io.pravega:pravega-common:0.5.0",
                 "commons-cli:commons-cli:1.3.1",
                 "org.apache.commons:commons-csv:1.5"