Add Possibility to View Documentation Code Snippets directly in Fiddle

[ndricimrr]

Lets users try out code snippets from documentation directly into our Luigi Fiddle.

One idea of what this could look like:

Possible Follow-Up : Enable Link Sharing in Fiddle - Users modify config and are able to share it with others through a shareable public link, similiar to sharing a link to a jsFiddle code snippet