added zookeeper client

.gitignore

 # ignore compiled byte code
 target
+ignite
 
 # ignore output files from testing
 output*

binding-parent/datastore-specific-descriptor/src/main/java/site/ycsb/db/ZookeeperClient.java

+package site.ycsb.db;
+
+import site.ycsb.*;
+
+import java.util.HashMap;
+import java.util.Map;
+import java.util.Properties;
+import java.util.Set;
+import java.util.Vector;
+
+public class ZookeeperClient extends DB {
+
+}
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