Removed unusued imports (#288)

Author: thisisronak

obevo-core/src/main/java/com/gs/obevo/api/appdata/Environment.java

@@ -15,11 +15,7 @@
  */
 package com.gs.obevo.api.appdata;
 
-import java.util.Collection;
-import java.util.Collections;
 import java.util.LinkedHashSet;
-import java.util.Queue;
-import java.util.concurrent.ConcurrentLinkedQueue;
 
 import com.gs.obevo.api.factory.PlatformConfiguration;
 import com.gs.obevo.api.platform.DeployerAppContext;