feat(TextArea): New TextArea Component

New bootstrap form-control TextArea component - leverages Paragon asInput

Note* based on: https://github.com/edx/paragon/tree/master/src/InputText

Ticket: EDUCATOR-1824

.storybook/__snapshots__/Storyshots.test.js.snap

@@ -1961,3 +1961,87 @@ exports[`Storyshots Tabs basic usage 1`] = `
   </div>
 </div>
 `;
+
+exports[`Storyshots Textarea minimal usage 1`] = `
+<div
+  className="form-group"
+>
+  <label
+    htmlFor="asInput20"
+  >
+    First Name
+  </label>
+  <textarea
+    aria-describedby={undefined}
+    aria-invalid={false}
+    className="form-control"
+    disabled={false}
+    id="asInput20"
+    name="name"
+    onBlur={[Function]}
+    onChange={[Function]}
+    placeholder={undefined}
+    required={false}
+    type="text"
+    value="Foo Bar"
+  />
+</div>
+`;
+
+exports[`Storyshots Textarea scrollable 1`] = `
+<div
+  className="form-group"
+>
+  <label
+    htmlFor="asInput21"
+  >
+    Information
+  </label>
+  <textarea
+    aria-describedby={undefined}
+    aria-invalid={false}
+    className="form-control"
+    disabled={false}
+    id="asInput21"
+    name="name"
+    onBlur={[Function]}
+    onChange={[Function]}
+    placeholder={undefined}
+    required={false}
+    type="text"
+    value="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum. Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur. Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt mollit anim id est laborum."
+  />
+</div>
+`;
+
+exports[`Storyshots Textarea validation 1`] = `
+<div
+  className="form-group"
+>
+  <label
+    htmlFor="asInput22"
+  >
+    Username
+  </label>
+  <textarea
+    aria-describedby="undefined description-asInput22"
+    aria-invalid={false}
+    className="form-control"
+    disabled={false}
+    id="asInput22"
+    name="username"
+    onBlur={[Function]}
+    onChange={[Function]}
+    placeholder={undefined}
+    required={false}
+    type="text"
+    value=""
+  />
+  <small
+    className="form-text"
+    id="description-asInput22"
+  >
+    The unique name that identifies you throughout the site.
+  </small>
+</div>
+`;

src/TextArea/README.md

+# TextArea
+
+Provides an input component called TextArea that gives users a reusable textarea field.
+
+## API
+
+### `inputProps` (view asInput component for details)
+`inputProps` specifies all of the properties that are necessary from the included `asInput` component.  Please see details for input requirements within that component. 

src/TextArea/TextArea.stories.jsx

+/* eslint-disable import/no-extraneous-dependencies */
+import React from 'react';
+import { storiesOf } from '@storybook/react';
+
+import TextArea from './index';
+
+storiesOf('Textarea', module)
+  .add('minimal usage', () => (
+    <TextArea
+      name="name"
+      label="First Name"
+      value="Foo Bar"
+    />
+  ))
+  .add('scrollable', () => (
+    <TextArea
+      name="name"
+      label="Information"
+      value="Lorem ipsum dolor sit amet, consectetur adipiscing elit, sed do eiusmod tempor
+       incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam, quis nostrud
+       exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute irure
+       dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
+       Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt
+       mollit anim id est laborum. Lorem ipsum dolor sit amet, consectetur adipiscing elit,
+       sed do eiusmod tempor incididunt ut labore et dolore magna aliqua. Ut enim ad minim veniam,
+       quis nostrud exercitation ullamco laboris nisi ut aliquip ex ea commodo consequat. Duis aute
+       irure dolor in reprehenderit in voluptate velit esse cillum dolore eu fugiat nulla pariatur.
+       Excepteur sint occaecat cupidatat non proident, sunt in culpa qui officia deserunt
+       mollit anim id est laborum."
+    />
+  ))
+  .add('validation', () => (
+    <TextArea
+      name="username"
+      label="Username"
+      description="The unique name that identifies you throughout the site."
+      validator={(value) => {
+        let feedback = { isValid: true };
+        if (value.length < 3) {
+          feedback = {
+            isValid: false,
+            validationMessage: 'Username must be at least 3 characters in length.',
+          };
+        }
+        return feedback;
+      }}
+    />
+  ));

src/TextArea/index.jsx

+import React from 'react';
+import classNames from 'classnames';
+
+import asInput, { inputProps } from '../asInput';
+
+function Text(props) {
+  return (
+    <textarea
+      id={props.id}
+      className={classNames(props.className)}
+      type="text"
+      name={props.name}
+      value={props.value}
+      placeholder={props.placeholder}
+      aria-describedby={props.describedBy}
+      onChange={props.onChange}
+      onBlur={props.onBlur}
+      aria-invalid={!props.isValid}
+      disabled={props.disabled}
+      required={props.required}
+    />
+  );
+}
+
+Text.propTypes = inputProps;
+
+const TextArea = asInput(Text);
+
+export default TextArea;