Update Dependencies: Junit *->4.12, Commons-IO 2.4->2.5

Change-Id: Idd082fa9877f3f0287c9dc17eab4ae3d0f318fcc
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1253
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>
diff --git a/hyracks-fullstack/pom.xml b/hyracks-fullstack/pom.xml
index 1a0ed20..d70e917 100644
--- a/hyracks-fullstack/pom.xml
+++ b/hyracks-fullstack/pom.xml
@@ -55,8 +55,8 @@
     </global.test.excludes>
     <!-- Versions under dependencymanagement or used in many projects via properties -->
     <hadoop.version>2.2.0</hadoop.version>
-    <junit.version>4.8.1</junit.version>
-    <commons.io.version>2.4</commons.io.version>
+    <junit.version>4.12</junit.version>
+    <commons.io.version>2.5</commons.io.version>
     <jacoco.version>0.7.6.201602180812</jacoco.version>
   </properties>
   <dependencyManagement>