* since RC5 the webpack prod build is defect Issue #10618 recommends 'mangle: { keep_fnames: true, screw_ie8: true } for the webpack UglifyJs plugin * remove screw_ie8 option removed the screw_ie8: true option because it is not necessary
* since RC5 the webpack prod build is defect Issue #10618 recommends 'mangle: { keep_fnames: true, screw_ie8: true } for the webpack UglifyJs plugin * remove screw_ie8 option removed the screw_ie8: true option because it is not necessary