Moves jQuery.ui.suggester from Wikibase into ValueView extension

See Ib39a72c73ead15b8fe4ba6d02cbe5eff902da39d for related commit in Wikibase.

Change-Id: I0e7eeee9d94c1dd68fb6af7ff63ef30062595ea8
Merge "Moves jQuery.ui.suggester from Wikibase into ValueView extension"