nl_tokens: Return the property variable name used to optimize for size the minified result .
pl_tokens: function ( name ) { var <mask> = this . _properties [ name ] ; if ( id === undefined ) { if ( this . shortNames ) { id = this . _properties [ name ] = 'p' + ( this . _propID ++ ) . toString ( ) } else { id = this . _properties [ name ] = 'p' + name [ 0 ] . toUpperCase ( ) + name . substr ( 1 ) . toLowerCase ( ) . replace ( / [,\.\- \_] / g , '_' ) } } }