Render key modifiers

src/app.module.ts

@@ -1,4 +1,4 @@
-import { NgModule }      from '@angular/core';
+import { NgModule } from '@angular/core';
 import { BrowserModule } from '@angular/platform-browser';
 import { LocationStrategy, HashLocationStrategy } from '@angular/common';
 
@@ -12,9 +12,22 @@ import { KeymapComponent } from './components/keymap/keymap.component';
 import { MacroComponent } from './components/macro/macro.component';
 import { LegacyLoaderComponent } from './components/legacy/legacy-loader.component';
 import { NotificationComponent } from './components/notification/notification.component';
+import { SvgKeystrokeKeyComponent } from './components/svg/keys/svg-keystroke-key.component';
+import { SvgOneLineTextKeyComponent } from './components/svg/keys/svg-one-line-text-key.component';
+import { SvgTwoLineTextKeyComponent } from './components/svg/keys/svg-two-line-text-key.component';
+
 
 @NgModule({
-    declarations: [MainAppComponent, KeymapComponent, MacroComponent, LegacyLoaderComponent, NotificationComponent],
+    declarations: [
+        MainAppComponent,
+        KeymapComponent,
+        MacroComponent,
+        LegacyLoaderComponent,
+        NotificationComponent,
+        SvgKeystrokeKeyComponent,
+        SvgOneLineTextKeyComponent,
+        SvgTwoLineTextKeyComponent
+    ],
     imports: [BrowserModule],
     providers: [
         DataProviderService,