hugh/select2: Select2 is a jQuery based replacement for select boxes. It supports searching, remote data sets, and infinite scrolling of results. fork from : https://github.com/select2/select2.git @ e18fa1b5b811f77974b4419a2888e9e5dd0d41a5

Zubair e18fa1b5b8 fix callback using this.current.		11 lat temu
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css	7f17291932 Fix support for deep nesting	11 lat temu
js	e18fa1b5b8 fix callback using this.current.	11 lat temu