Added policy for projects.
Added AJAX rendering of new project form creation.
Added ajaxian transition to new project form.
Updated redirect after projects controller delete action.
Projects creation works with ajax.
Changed login/logout banner UI.
Added zurb styling to devise views.
Updated UI for ajaxian project creation.

-- added space above 'create new project' link

https://app.asana.com/0/11169835259596/11701195970089
Added ajaxian deletion of projects.
Merge branch 'master' of github.com:MartinJNash/RailsPortfolioProject