Revert "Core-JS:  Update of modals class to work with nyromodal v2 & polyfiller for CSS3 columns"

This reverts commit 57595a63c74a474b975d9a3fba8cfbb5a38b8fe0.
Merge branch 'devel'
Merge branch 'devel'
Solved Debug Bug with latest versions of Jquery
Debug Drag & Drop jquery fix