split modal's content into another component, add lazy loading

src/components/settings_modal/settings_modal_content.js

@@ -0,0 +1,42 @@
+import TabSwitcher from 'src/components/tab_switcher/tab_switcher.js'
+
+import DataImportExportTab from './tabs/data_import_export_tab.vue'
+import MutesAndBlocksTab from './tabs/mutes_and_blocks_tab.vue'
+import NotificationsTab from './tabs/notifications_tab.vue'
+import FilteringTab from './tabs/filtering_tab.vue'
+import SecurityTab from './tabs/security_tab/security_tab.vue'
+import ProfileTab from './tabs/profile_tab.vue'
+import GeneralTab from './tabs/general_tab.vue'
+import VersionTab from './tabs/version_tab.vue'
+import ThemeTab from './tabs/theme_tab/theme_tab.vue'
+
+const SettingsModalContent = {
+  components: {
+    TabSwitcher,
+
+    DataImportExportTab,
+    MutesAndBlocksTab,
+    NotificationsTab,
+    FilteringTab,
+    SecurityTab,
+    ProfileTab,
+    GeneralTab,
+    VersionTab,
+    ThemeTab
+  },
+  computed: {
+    isLoggedIn () {
+      return !!this.$store.state.users.currentUser
+    }
+  },
+  methods: {
+    closeModal () {
+      this.$store.dispatch('closeSettingsModal')
+    },
+    peekModal () {
+      this.$store.dispatch('togglePeekSettingsModal')
+    }
+  }
+}
+
+export default SettingsModalContent