Merged in feature/from-pantheon (pull request #16)

code from pantheon

* code from pantheon

wp/wp-content/plugins/contact-form-7/includes/swv/script-loader.php

@@ -0,0 +1,26 @@
+<?php
+
+add_action(
+	'wp_enqueue_scripts',
+	static function () {
+		$assets = array();
+		$asset_file = wpcf7_plugin_path( 'includes/swv/js/index.asset.php' );
+
+		if ( file_exists( $asset_file ) ) {
+			$assets = include( $asset_file );
+		}
+
+		$assets = wp_parse_args( $assets, array(
+			'dependencies' => array(),
+			'version' => WPCF7_VERSION,
+		) );
+
+		wp_register_script( 'swv',
+			wpcf7_plugin_url( 'includes/swv/js/index.js' ),
+			$assets['dependencies'],
+			$assets['version'],
+			true
+		);
+	},
+	10, 0
+);