nl_tokens: Determine is the slug field value changed
pl_tokens: function hasChanged ( newData , oldData ) { var <mask> = false for ( var i = 0 ; i < scope . length ; i ++ ) { var k = scope [ i ] , newVal = _ . get ( newData , k ) , oldVal = _ . get ( oldData , k ) if ( ! _ . isEqual ( newVal , oldVal ) ) { changed = true break } } return changed }