Refactored information widgets, improve widget-boxed style

Signed-off-by: Denis Papec <denis.papec@gmail.com>

src/components/widgets/widget/container_form.jsx

@@ -0,0 +1,10 @@
+import { getAllClasses, getInnerBlock, getBottomBlock } from "./container";
+
+export default function ContainerForm ({ children = [], options, additionalClassNames = '', callback }) {
+  return (
+    <form type="button" onSubmit={callback} className={getAllClasses(options, additionalClassNames)}>
+      {getInnerBlock(children)}
+      {getBottomBlock(children)}
+    </form>
+  );
+}