bugfix: whenAuthenticated method now supports chaining 
bugfix: whenAuthenticated method now supports chaining 

Previously, any routeProvider configured with more than one route would fail if subsequent routes followed a .whenAuthenticated({ ... });
baolocdo/angularfire-seed,JonBergman/angularfire-seed,googlearchive/angularfire-seed,u910328/Coding-Parrot-2.1,baolocdo/angularfire-seed,kmarwah/Seed,birdwell/Fantasy-Football,u910328/Coding-Parrot-2.1,missmellyg85/angularfire-seed,rawrsome/angularfire-seed,stevewitman/angularfire-seed,pmconnolly80/angularfire-seed,birdwell/FantasyFootball,dialectica/angularfire-testbed,joehannes-generation/angularfire-seed,rawrsome/angularfire-seed,robotnoises/angularfire-seed,semiosis/moop-mapp,missmellyg85/angularfire-seed,harish-myaccount/vigilante,missmellyg85/books,birdwell/Fantasy-Football,kmarwah/Seed,googlearchive/angularfire-seed,dialectica/angularfire-testbed,robotnoises/angularfire-seed,harish-myaccount/vigilante,JonBergman/angularfire-seed,semiosis/moop-mapp,pmconnolly80/angularfire-seed,stevewitman/angularfire-seed,birdwell/FantasyFootball,ap149/angularfire-seed,joehannes-generation/angularfire-seed,ap149/angularfire-seed,missmellyg85/books