Makes sure never to add a newline when writing an empty string to a file

src/main/java/net/knarcraft/minecraftserverlauncher/utility/CommonFunctions.java

@@ -158,7 +158,7 @@ public final class CommonFunctions {
      * @throws IOException <p>If unable to write to the file</p>
      */
     public static void writeFile(String path, String text) throws IOException {
-        writeFile(path, text, true);
+        writeFile(path, text, !text.equals(""));
     }
 
     /**