jQuery 1.12.4 and 2.2.4 released

[janraasch]

See https://blog.jquery.com/2016/05/20/jquery-1-12-4-and-2-2-4-released/

Could someone update the contents of this gem with the new versions?

There are some nifty bugfixes in there we would like to take advantage of.

[roberts1000]

+1

[rafaelfranca]

Fixed in 4.2.0