Fixed HTTP POSTs

Final form fields were given an extra line-feed at the end

src/main/java/xyz/etztech/core/web/MultipartUtility.java

@@ -120,7 +120,7 @@ public class MultipartUtility {
     public String finish() throws IOException {
         StringBuilder response = new StringBuilder();
 
-        writer.append(LINE_FEED).flush();
+        //writer.append(LINE_FEED).flush();
         writer.append("--" + boundary + "--").append(LINE_FEED);
         writer.close();