package: restore the babel classes transform as native es6 classes weren't playing well with react-proxy O.o
package: restore the babel classes transform as native es6 classes weren't
playing well with react-proxy O.o

AlmirKadric/hyperterm,ppot/hyper,zeit/hyperterm,chabou/hyper,KunalKene1797/hyper,stefanivic/hyper,martinvd/hyper,martinvd/hyper,zeit/hyper,rickycodes/hyper,spncrgr/hyper,mike-engel/hyperterm,wilsontayar/hyper,KunalKene1797/hyper,wilsontayar/hyper,ppot/hyper,whitelynx/hyperterm,zeit/hyper,rickycodes/hyper,spncrgr/hyper,AlmirKadric/hyperterm,ekmartin/hyperterm,bekher/hyperterm,bekher/hyperterm,derrickpelletier/hyper,zeit/hyper,stefanivic/hyper,derrickpelletier/hyper,whitelynx/hyperterm,mike-engel/hyperterm,MartyGentillon/hyper,chabou/hyper,reslaurentii/hyper,reslaurentii/hyper,chabou/hyper,MartyGentillon/hyper,zeit/hyper,zeit/hyperterm,ppot/hyper,ekmartin/hyperterm