clean up src folder

gulpfile.js

@@ -121,8 +121,8 @@ gulp.task('copy-bower', function() {
   return gulp.src(['bower.json', 'package.json', 'README.md']).pipe(gulp.dest('dist/'));
 });
 
-defineBuildTask('webcomponents', './src/WebComponents/build.json');
-defineBuildTask('webcomponents-lite', './src/WebComponents/build-lite.json');
+defineBuildTask('webcomponents', './src/build.json');
+defineBuildTask('webcomponents-lite', './src/build-lite.json');
 defineBuildTask('HTMLImports');
 
 gulp.task('build', ['webcomponents', 'webcomponents-lite', 'HTMLImports', 'copy-bower']);

webcomponents-lite.js

@@ -54,13 +54,13 @@
     '../../template/template.js',
     '../../html-imports/html-imports.min.js',
     '../../es6-promise/dist/es6-promise.auto.min.js',
-    'WebComponents/pre-polyfill.js',
+    'pre-polyfill.js',
     '../../custom-elements/custom-elements.min.js',
     '../../shadydom/shadydom.min.js',
     '../../shadycss/shadycss.min.js',
-    'WebComponents/post-polyfill.js',
+    'post-polyfill.js',
     // these scripts are loaded here due to polyfill timing issues
-    'WebComponents/unresolved.js'
+    'unresolved.js'
   ];
 
   var src = script.getAttribute('src');