Updating dependencies

pom.xml

@@ -10,14 +10,14 @@
         <dependency>
             <groupId>junit</groupId>
             <artifactId>junit</artifactId>
-            <version>4.11</version>
+            <version>4.12</version>
             <scope>test</scope>
         </dependency>
 
         <dependency>
             <groupId>org.apache.pdfbox</groupId>
             <artifactId>pdfbox</artifactId>
-            <version>1.8.9</version>
+            <version>1.8.12</version>
             <scope>test</scope>
         </dependency>
 
@@ -27,6 +27,13 @@
             <version>3.4</version>
         </dependency>
 
+        <dependency>
+            <groupId>commons-io</groupId>
+            <artifactId>commons-io</artifactId>
+            <version>2.5</version>
+        </dependency>
+
+
 
     </dependencies>