Discover: add Filter Funnel.

src/views/Files/index.vue

@@ -133,7 +133,10 @@
        */
       enterDiscover(file){
         let logId;
-        if(file.fileType === 'Log') logId = file.id;
+        if(file.fileType === 'Log'){
+          logId = file.id;
+          this.createFilterId = null;
+        }
         else if(file.fileType === 'Filter') {
           this.createFilterId = file.id;
           logId = file.log.id;