FEAT #12072 TIME 2 upgrade tinymce v5 + create plugin image for v5 + add iso lang

angular.json

package.json

...inistration/template/template-administration.component.ts

src/frontend/app/profile.component.ts

...ce/sended-resource-page/sended-resource-page.component.ts

src/frontend/plugins/tinymce/maarch_b64image/plugin.js

src/frontend/plugins/tinymce/maarch_b64image/plugin.min.js