fix AMD bundle by hacking around check in he module; closes #3000

Author: boneskull

scripts/dedefine.js

@@ -6,8 +6,7 @@
  */
 
 var through = require('through2');
-var defineRx = /typeof define === ['"]function['"] && define\.amd/g;
-
+var defineRx = /typeof\s+define\s*===?\s*['"]function['"]\s*&&\s*(?:define\.amd|typeof\s+define\.amd\s*===?\s*['"]object['"]\s*&&\s*define\.amd)/g;
 function createStream () {
   return through.obj(function (chunk, enc, next) {
     this.push(String(chunk)

scripts/travis-before-script.sh

@@ -2,3 +2,6 @@
 
 # bundle artifacts to AWS go here
 mkdir -p .karma
+
+# ensure we are building a non-broken bundle for AMD
+make BUILDTMP/mocha.js && [[ -z "$(grep 'define.amd' BUILDTMP/mocha.js)" ]] || exit 1