Remove unnecessary `echo()`, add translator comment.

props ramiy.
fixes #31873.
Built from https://develop.svn.wordpress.org/trunk@31986


git-svn-id: http://core.svn.wordpress.org/trunk@31965 1a063a9b-81f0-0310-95a4-ce76da25c4cd

wp-admin/link-parse-opml.php

@@ -75,9 +75,12 @@ $xml_parser = xml_parser_create();
 xml_set_element_handler($xml_parser, "startElement", "endElement");
 
 if ( ! xml_parse( $xml_parser, $opml, true ) ) {
-	echo(sprintf(__('XML error: %1$s at line %2$s'),
+	printf(
+		/* translators: 1: error message, 2: line number */
+		__( 'XML Error: %1$s at line %2$s' ),
 		xml_error_string( xml_get_error_code( $xml_parser ) ),
-	xml_get_current_line_number($xml_parser)));
+		xml_get_current_line_number( $xml_parser )
+	);
 }
 
 // Free up memory used by the XML parser

wp-includes/version.php

@@ -4,7 +4,7 @@
  *
  * @global string $wp_version
  */
-$wp_version = '4.2-beta3-31985';
+$wp_version = '4.2-beta3-31986';
 
 /**
  * Holds the WordPress DB revision, increments when changes are made to the WordPress DB schema.