Merge pull request #61 from kkwwang/patch-1

Update main-sidebar.vue

src/views/main-sidebar.vue

              name: route.name,
              title: route.meta.title,
              type: isURL(route.meta.iframeUrl) ? 'iframe' : 'module',
              iframeUrl: route.meta.iframeUrl || ''
              iframeUrl: route.meta.iframeUrl || '',
              params: route.params,
              query: route.query
            }
            this.mainTabs = this.mainTabs.concat(tab)
          }