Adding loading state and error message when saving measurements

Packages/ohif-core/package.js

@@ -26,6 +26,7 @@ Package.onUse(function(api) {
     api.addFiles([
         'client/ui/dimensional/dimensional.styl',
         'client/ui/resizable/resizable.styl',
+        'client/components/bootstrap/dialog/loading.styl',
         'client/components/bootstrap/dialog/progress.styl',
         'client/components/bootstrap/dialog/unsavedChangesDialog.styl',
         'client/components/bootstrap/dropdown/dropdown.styl'