Fixed more input accessibility issues, also

- Added searchParams based router for easier testing
 - Added more stories to the storybook

stories/InputCheckbox.stories.js

@@ -0,0 +1,41 @@
+import React from 'react';
+import {useActionState} from './helper';
+import InputCheckbox from '../src/components/InputCheckbox';
+import {InputContainer} from './ui';
+import {withA11y} from '@storybook/addon-a11y';
+
+export default {
+  title: 'InputCheckbox',
+  component: InputCheckbox,
+  decorators: [withA11y],
+};
+
+
+export const BasicUnchecked = () => {
+  const [value, setValue] = useActionState("onChange", false);
+
+  return (
+    <InputContainer>
+      <InputCheckbox
+        label="Foobar"
+        value={value}
+        onChange={setValue}
+      />
+    </InputContainer>
+  );
+};
+
+export const BasicChecked = () => {
+  const [value, setValue] = useActionState("onChange", true);
+
+  return (
+    <InputContainer>
+      <InputCheckbox
+        label="Foobar"
+        value={value}
+        onChange={setValue}
+      />
+    </InputContainer>
+  );
+};
+