[TASK] Remove jQuery <2 constraint

Since this constraint makes trouble in bower projects where >=2 is a requirement; and jinplace works with >=2; and IE 6-8 compat is a business decision anyway, this constraint is removed.

--HG--
branch : afoeder/task-remove-jquery-2-constraint-since-t-1404984492210
Merged in afoeder/jinplace/afoeder/task-remove-jquery-2-constraint-since-t-1404984492210 (pull request #1)

[TASK] Remove jQuery <2 constraint