Fixes issues with errors

.gitignore

@@ -15,3 +15,4 @@ npm-debug.log
 apiref
 bower_components
 dist
+report

lib/errors/build.js

@@ -14,10 +14,10 @@ var formatMessage = function(message) {
 var defineElement = function(fullName, baseClass, message) {
   return fullName + ' = function() {\n' +
          '  this.message = ' + formatMessage(message) + ';\n' +
-         '  ' + baseClass + '.call(this, this.message);\n' +
-         '  this.name = "' + fullName + '";\n' +
+         '  this.stack = (new Error()).stack;\n' +
          '};\n' +
-         'inherits(' + fullName + ', ' + baseClass + ');\n\n';
+         fullName + '.prototype = Object.create(' + baseClass + '.prototype);\n' +
+         fullName + '.prototype.name = "' + fullName + '";\n\n';
 };
 
 var traverseNode = function(baseClass, errorDefinition) {

package.json

@@ -9,7 +9,7 @@
     "test": "gulp test-all",
     "coverage": "gulp coverage",
     "build": "gulp",
-    "postinstall": "node_modules/gulp/bin/gulp.js browser-all"
+    "postinstall": "node ./lib/errors/build.js"
   },
   "contributors": [
     {