upgrading to beta01

Author: praveenag

build.gradle

@@ -72,7 +72,7 @@ ext {
 
     argparse4jVersion = '0.7.0'
     junitVersion = '4.12'
-    neo4jJavaVersion = '1.6.0-alpha02'
+    neo4jJavaVersion = '1.6.0-beta01'
     findbugsVersion = '3.0.0'
     jansiVersion = '1.13'
     jlineVersion = '2.14.2'

cypher-shell/src/main/java/org/neo4j/shell/prettyprint/OutputFormatter.java

@@ -11,7 +11,11 @@
 import org.neo4j.shell.state.BoltResult;
 
 import javax.annotation.Nonnull;
-import java.util.*;
+import java.util.Arrays;
+import java.util.ArrayList;
+import java.util.Map;
+import java.util.LinkedHashMap;
+import java.util.List;
 import java.util.stream.Collectors;
 
 import static java.util.Arrays.asList;