Delay the widget initialization

Many people like to place {{ form.media }} at the end of the page, in this case jQuery would not be loaded yet when the initialization runs (js_template). 

I'm not a javascript guy, perhaps there is a better way to delay the widget initialization, but this worked for me.
Upgrading to datetimepicker 3.0
Upgrading datetimepicker to 3.0
Merge pull request #16 from gcaprio/master

Upgrading datetimepicker to 3.0
Merge pull request #15 from RobberPhex/master

fix language's sensitive problem
Merge pull request #14 from scardine/master

Delay the widget initialization