Class default

This is a base element.

That includes:

• i18next initialization.
• Bootstrap (custom build + color in vars), Font Awesome, reset and some custom style.
• Configuration directly available by overriding the initConfig method.
• RXJS subscription added to subscriptions are unsubscribe on element removal. Example:

   import {html, css} from 'lit';
   import {customElement} from 'lit/decorators.js';

   // @ts-ignore
   @customElement('my-element')
   export default class MyElement extent (window as any).gmfapi.elements.BaseElement {
     static styles = [
       ...(window as any).gmfapi.elements.BaseElement.styles,
       css`...`
     ];

     initConfig(configuration: Any): void {
       ...
     };

     render(): TemplateResult {
       return html`${this.getTitle(i18next.t('Title'))}
         your template`
     }
   }