v.3

Helpers, Controllers, Models, Examples, Wiki, is a full change of the
framework
Butler V3

Solve minor bugs, improve of the perfomance, wiki added, examples added,
helpers for different aspects like random numbers, send email
functionalities, SEO...
Version 3 database schema and some bugs solved
Version 3 new files

I forget the git add in the previous commit
Version 3 Merge Conflicts