Added heading to boatlocation messages

#story[778]

network/src/test/java/seng302/Networking/BinaryMessageDecoderTest.java

@@ -62,7 +62,7 @@ public class BinaryMessageDecoderTest {
 //            Assert.assertEquals(xmlString.toString(), contents);
 
         }catch (IOException e){
-            System.out.println(e);
+            e.printStackTrace();
         }
     }
 }

network/src/test/java/seng302/Networking/MessageDecoders/XMLMessageDecoderTest.java

@@ -41,7 +41,7 @@ public class XMLMessageDecoderTest {
             Assert.assertEquals((short)xmlString.length(), decoderXML.getXmlMsgLength());
 
         }catch (IOException e){
-            System.out.println(e);
+            e.printStackTrace();
         }
     }
 }

network/src/test/java/seng302/Networking/XMLMessageEncoderTest.java

@@ -28,7 +28,7 @@ public class XMLMessageEncoderTest {
             //1 + 2 + 6 + 1 + 2 + 2 + 374
             Assert.assertEquals(388, encodedXML.length);
         }catch (IOException e){
-            System.out.println(e);
+            e.printStackTrace();
         }
     }
 
@@ -49,7 +49,7 @@ public class XMLMessageEncoderTest {
 
             Assert.assertEquals(null, encodedXML);
         }catch (IOException e){
-            System.out.println(e);
+            e.printStackTrace();
         }
     }
 }