add space and period.

Author: gregrickaby

functions/displayBlock.js

@@ -3,11 +3,12 @@ import PropTypes from 'prop-types'
 
 /**
  * Decide which block component to display.
+ *
  * @author WebDevStudios
  * @param {object} block        The block data.
  * @param {number} index        A unique key required by React.
  * @param {object} siteSettings Global settings.
- * @return {node}               A block-based component
+ * @return {node}               A block-based component.
  */
 export default function displayBlock(block, index, siteSettings) {
   const {attributes, name} = block