Added PUT to CORS

src/main/java/eu/hbp/mip/utils/CORSFilter.java

@@ -13,9 +13,10 @@ public class CORSFilter implements Filter {
     public void doFilter(ServletRequest req, ServletResponse res, FilterChain chain) throws IOException, ServletException {
         HttpServletResponse response = (HttpServletResponse) res;
         response.setHeader("Access-Control-Allow-Origin", "*");
-        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE");
+        response.setHeader("Access-Control-Allow-Methods", "POST, GET, OPTIONS, DELETE, PUT");
         response.setHeader("Access-Control-Max-Age", "3600");
-        response.setHeader("Access-Control-Allow-Headers", "x-requested-with");
+        response.setHeader("Access-Control-Allow-Headers", "*");
+        response.setHeader("Access-Control-Request-Headers", "*");
         chain.doFilter(req, res);
     }