More translations. Added support page to Admin Panel / Settings / Layout.

Thanks to xet7 !

client/components/main/support.js

@@ -0,0 +1,41 @@
+import { ReactiveCache } from '/imports/reactiveCache';
+import { TAPi18n } from '/imports/i18n';
+
+// Shared helpers for both support templates
+const supportHelpers = {
+  supportTitle() {
+    const setting = ReactiveCache.getCurrentSetting();
+    return setting && setting.supportTitle ? setting.supportTitle : TAPi18n.__('support');
+  },
+  supportContent() {
+    const setting = ReactiveCache.getCurrentSetting();
+    return setting && setting.supportPageText ? setting.supportPageText : TAPi18n.__('support-info-not-added-yet');
+  },
+  isSupportEnabled() {
+    const setting = ReactiveCache.getCurrentSetting();
+    return setting && setting.supportPageEnabled;
+  },
+  isSupportPublic() {
+    const setting = ReactiveCache.getCurrentSetting();
+    return setting && setting.supportPagePublic;
+  }
+};
+
+// Main support page component
+BlazeComponent.extendComponent({
+  onCreated() {
+    this.error = new ReactiveVar('');
+    this.loading = new ReactiveVar(false);
+
+    Meteor.subscribe('setting');
+  },
+  ...supportHelpers
+}).register('support');
+
+// Header bar component
+BlazeComponent.extendComponent({
+  onCreated() {
+    Meteor.subscribe('setting');
+  },
+  ...supportHelpers
+}).register('supportHeaderBar');