Set response status for web interface servlets

Change-Id: Id4b5e153a8c589b666a44ae17bb05c69cfc3c9d9
Reviewed-on: https://asterix-gerrit.ics.uci.edu/1528
Sonar-Qube: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Tested-by: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Integration-Tests: Jenkins <jenkins@fulliautomatix.ics.uci.edu>
Reviewed-by: Till Westmann <tillw@apache.org>
diff --git a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/ApiServlet.java b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/ApiServlet.java
index 234d134..7a33c0e 100644
--- a/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/ApiServlet.java
+++ b/asterixdb/asterix-app/src/main/java/org/apache/asterix/api/http/server/ApiServlet.java
@@ -113,6 +113,7 @@
         String printJob = request.getParameter("print-job");
         String executeQuery = request.getParameter("execute-query");
         try {
+            response.setStatus(HttpResponseStatus.OK);
             HttpUtil.setContentType(response, ContentType.TEXT_HTML, Encoding.UTF8);
         } catch (IOException e) {
             LOGGER.log(Level.WARNING, "Failure setting content type", e);
@@ -162,7 +163,7 @@
     protected void get(IServletRequest request, IServletResponse response) {
         String resourcePath = null;
         String requestURI = request.getHttpRequest().uri();
-
+        response.setStatus(HttpResponseStatus.OK);
         if ("/".equals(requestURI)) {
             try {
                 HttpUtil.setContentType(response, HttpUtil.ContentType.TEXT_HTML, HttpUtil.Encoding.UTF8);