Upgrade Jackson from 2.3.0 to 2.4.4

Author: Andrew Or

pom.xml

@@ -153,7 +153,7 @@
     <jline.groupid>org.scala-lang</jline.groupid>
     <jodd.version>3.6.3</jodd.version>
     <codehaus.jackson.version>1.8.8</codehaus.jackson.version>
-    <fasterxml.jackson.version>2.3.0</fasterxml.jackson.version>
+    <fasterxml.jackson.version>2.4.4</fasterxml.jackson.version>
     <snappy.version>1.1.1.6</snappy.version>
 
     <!--