Found elements with non-unique id #

[laxman-ghavte]

If crousel has form input elements like textbox and submit button then with infinite true option getting console errro "[DOM] found X elements with non-unique id #"

[laxman-ghavte]

Solution
Insted if no Id, we can set some randome id.
.attr('id', '') can be replaced with
.attr('id', Math.random().toString(36).replace(/[^a-z]+/g, '').substr(0, 5))

PR: #4126