Upgrage EasyMock to version 3.6

Change-Id: Ib87cf414ca849cb19dc68a416de1e236d917aa8c
diff --git a/lib/deps.json b/lib/deps.json
index 8b69275..9fbcb98 100644
--- a/lib/deps.json
+++ b/lib/deps.json
@@ -131,7 +131,7 @@
     "commons-pool": "mvn:commons-pool:commons-pool:1.6",
     "commons-text": "mvn:org.apache.commons:commons-text:1.2",
     "concurrent-trees": "mvn:com.googlecode.concurrent-trees:concurrent-trees:2.6.1",
-    "easymock": "mvn:org.easymock:easymock:3.4",
+    "easymock": "mvn:org.easymock:easymock:3.6",
     "antlr": "mvn:antlr:antlr:2.7.7",
     "error_prone_annotations": "mvn:com.google.errorprone:error_prone_annotations:2.0.11",
     "ganymed-ssh2": "mvn:ch.ethz.ganymed:ganymed-ssh2:262",