Renamed "pattern_input" to "create"

This is in preparation of combining the create pages into one view.
Paired by Niklas and Richard
Create view now supoprts multiple pages

Create now returns multiple renders, with sessions.
Paired by Niklas and Richard
The create view now accepts a page change via post

Paired by Niklas and Richard
Merge pull request #45 from CO600GOL/feature/#132_combine_the_create_pages_into_one_view

Feature/#132 combine the create pages into one view