Revert "Adding Jasny Bootstrap library"

This reverts commit ec286e8d90eeed77fb3be68b12be0978c16f5748.
Revert "Changing basic settings for new fiddle."

This reverts commit afaec2676701caf701e92a29e4579c27313abcd4.
Merge branch 'master' into gh-pages

* master:
  Revert "Changing basic settings for new fiddle."
  Revert "Adding Jasny Bootstrap library"