Merge pull request #65 from mbmihura/ItemCategoryModeling

Item category modeling
Add select category default option.
Alerts when request to Easyrec fails.
Extracts body style to main.css and refactors MakePresent layout.
Merge pull request #66 from mbmihura/EasyRecBinding

Easy rec binding
Updates to Bootstrap 3.0.2
Merge branch 'DEV' into RefactorUI
Reverts css.
Removes unused Isotope code and fixes reLayout.
Uses Bootstrap column layout for items.
Disables MakePresent when user is not logged in.