Add default msg to show when each package size is 0

zeppelin-web/src/app/helium/helium.controller.js

@@ -277,4 +277,12 @@ function HeliumCtrl($scope, $rootScope, $sce, baseUrlSrv, ngToast, heliumService
     return (pkg.type === HeliumType.APPLICATION || pkg.type === HeliumType.INTERPRETER) &&
       !$scope.isLocalPackage(pkgSearchResult);
   };
+  
+  $scope.getPackageSize = function(pkgSearchResult, targetPkgType) {
+    var result = []
+    _.map(pkgSearchResult, function (pkg) {
+      result.push(_.find(pkg, {type: targetPkgType}))
+    })
+    return _.compact(result).length
+  }
 }

zeppelin-web/src/app/helium/helium.html

@@ -61,6 +61,13 @@ limitations under the License.
 </div>
 
 <div class="box width-full heliumPackageContainer">
+  <div class="row"
+       style="padding-bottom: 15px"
+       ng-if="getPackageSize(defaultVersions, pkgListByType) === 0">
+    <div class="col-md-12 gray40-message">
+      <em>Currently there is no available package to be listed</em>
+    </div>
+  </div>
   <div class="row heliumPackageList"
        ng-repeat="(pkgName, pkgInfo) in defaultVersions"
        ng-show="$parent.pkgListByType == pkgInfo.pkg.type">