show loading screen tips during loading screen

customize.dist/src/less2/loading.less

@@ -40,7 +40,7 @@ The CSS inside of loading.js is precompiled in order to save 200ish milliseconds
 }
 #cp-loading-tip {
     position: fixed;
-    z-index: 100000; // loading tip
+    z-index: 10000000; // loading tip
     top: 80%;
     left: 0;
     right: 0;

www/common/loading.js

@@ -36,7 +36,7 @@ define([], function () {
 }
 #cp-loading-tip {
   position: fixed;
-  z-index: 100000;
+  z-index: 10000000;
   top: 80%;
   left: 0;
   right: 0;