Fix headers for some errors

Author: Chew

src/main/java/pw/chew/jsonrestapi/RestServer.java

@@ -240,7 +240,7 @@ private String buildResponse(String method, String route, Map<String, String> pa
          * @param writer The {@link PrintWriter} to print the response to.
          */
         private void respondNotAllowed(PrintWriter writer) {
-            writer.print("HTTP/1.2 405 Not Allowed\n\n"
+            writer.print("HTTP/1.2 405 Not Allowed\n"
                 + "Content-Type: application/json; charset=utf-8\n"
                 + "\n"
                 + "{\"success\": false}");
@@ -252,7 +252,7 @@ private void respondNotAllowed(PrintWriter writer) {
          * @param writer The {@link PrintWriter} to print the response to.
          */
         private void respondBadRequest(PrintWriter writer) {
-            writer.print("HTTP/1.2 400 Bad Request\n\n"
+            writer.print("HTTP/1.2 400 Bad Request\n"
                 + "Content-Type: application/json; charset=utf-8\n"
                 + "\n"
                 + "{\"success\": false}");
@@ -264,7 +264,7 @@ private void respondBadRequest(PrintWriter writer) {
          * @param writer The {@link PrintWriter} to print the response to.
          */
         private void respondNotFound(PrintWriter writer) {
-            writer.print("HTTP/1.2 404 Not Found\n\n"
+            writer.print("HTTP/1.2 404 Not Found\n"
                 + "Content-Type: application/json; charset=utf-8\n"
                 + "\n"
                 + "{\"success\": false}");