Revert "[tmp commit] add example transforms to ./lib/ Plotly for testing"

This reverts commit a06441a.

Author: etpinard

lib/index.js

@@ -33,10 +33,4 @@ Core.register([
     require('./scatterternary')
 ]);
 
-// add filter plugin
-Core.register([
-    require('../test/jasmine/assets/transforms/filter'),
-    require('../test/jasmine/assets/transforms/groupby')
-]);
-
 module.exports = Core;