chore(build): remove 1.5 from CDN versions

Author: petebacondarwin

scripts/build.js

@@ -12,7 +12,7 @@ const utils = require('./utils');
 const ROOT_DIR = '.';
 const DST_DIR = 'build';
 const SRC_DIR = 'src';
-const CDN_VERSIONS = ['1.2', '1.5', '1.6'];
+const CDN_VERSIONS = ['1.2', '1.6'];
 const CDN_REPLACE_FILES = ['index.html', 'js/download-data.js'];
 const GIT_BRANCH_DIST = 'dist';
 const PTOR_CONF = 'protractorConf.js';