Fix dateinput (change event was not triggered anymore). (Backport from plone.app.jquerytools)
Revert "check each tooltip for existence, fixes issue 349"

This reverts commit d55f9bb714e85f9d421cbef0675602c9a16ce813.

Fixes broken Tooltip. See discussion at
https://github.com/jquerytools/jquerytools/pull/1076#issuecomment-60933002
Revert "check each tooltip for existence, fixes issue 349".  This reverts commit d55f9bb714e85f9d421cbef0675602c9a16ce813.  Fixes broken Tooltip. See discussion at https://github.com/jquerytools/jquerytools/pull/1076#issuecomment-60933002