chore(karma): sync karma config with babel options
chore(karma): sync karma config with babel options

Roustalski/router,bryanrsmith/router,hitesh97/router,JeroenVinke/router,alsoicode/router,davismj/router,cmichaelgraham/router,aurelia/router,milunka/router,jods4/router,aurelia/router,StrahilKazlachev/router