[streaming] refactor

flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/api/index/BTreeIndexTest.java → flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/index/BTreeIndexTest.java

@@ -13,7 +13,7 @@
  *
  **********************************************************************************************************************/
 
-package eu.stratosphere.streaming.api.index;
+package eu.stratosphere.streaming.index;
 
 import org.junit.Test;
 

flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/api/state/InternalStateTest.java → flink-addons/flink-streaming/src/test/java/eu/stratosphere/streaming/state/InternalStateTest.java

@@ -13,7 +13,7 @@
  *
  **********************************************************************************************************************/
 
-package eu.stratosphere.streaming.api.state;
+package eu.stratosphere.streaming.state;
 
 import org.junit.Test;