nl_tokens: transform rest country data for example
pl_tokens: function uniqueCountryData ( data , type , parent ) { var hash = data . reduce ( function each ( prev , curr ) { if ( ! ( curr [ type ] in prev ) ) { if ( parent ) { if ( <mask> . label === curr [ parent . type ] ) { prev [ curr [ type ] ] = curr ; } } else if ( curr [ type ] ) { prev [ curr [ type ] ] = curr ; } } return prev ; } , { } ) ; return Object . keys ( hash ) . map ( function each ( item ) { return extend ( hash [ item ] , { label : item , type : type === 'name' ? 'country' : type } ) ; } ) ; }