Revert "Add ability to display YouTube in addition to Wistia"

This reverts commit 8d758f0420b967aa5d3f9e9c14b9f9201c2702a6.

src/components/video/video.jsx

@@ -13,10 +13,7 @@ const Video = props => (
             frameBorder="0" // deprecated attribute
             height={props.height}
             scrolling="no" // deprecated attribute
-            src={props.isYouTube ?
-                `https://www.youtube.com/embed/${props.videoId}?autoplay=1` :
-                `https://fast.wistia.net/embed/iframe/${props.videoId}?seo=false&videoFoam=true`
-            }
+            src={`https://fast.wistia.net/embed/iframe/${props.videoId}?seo=false&videoFoam=true`}
             title={props.title}
             width={props.width}
         />
@@ -28,7 +25,6 @@ const Video = props => (
 );
 Video.defaultProps = {
     height: '225',
-    isYouTube: false,
     title: '',
     width: '400'
 };
@@ -36,7 +32,6 @@ Video.defaultProps = {
 Video.propTypes = {
     className: PropTypes.string,
     height: PropTypes.string.isRequired,
-    isYouTube: PropTypes.bool,
     title: PropTypes.string.isRequired,
     videoId: PropTypes.string.isRequired,
     width: PropTypes.string.isRequired