Logging additions 2 (#55)

* Add overload to logger.error() for Throwable to print stack trace

* Replaced all e.printStackTrace() with logger.error()

* Log level dependent on dev or release

photon-server/src/main/java/org/photonvision/server/UIOutboundSubscriber.java

@@ -71,8 +71,7 @@ class UIOutboundSubscriber extends DataChangeSubscriber {
                         }
                 }
             } catch (JsonProcessingException e) {
-                // TODO: Log
-                e.printStackTrace();
+                logger.error("Failed to process outgoing message!", e);
             }
         }
     }