docs(@angular/cli): Add Nightwatch schematics to e2e command
docs(@angular/cli): Add Nightwatch schematics to e2e command

Brocco/angular-cli,clydin/angular-cli,clydin/angular-cli,catull/angular-cli,clydin/angular-cli,Brocco/angular-cli,catull/angular-cli,angular/angular-cli,geofffilippi/angular-cli,geofffilippi/angular-cli,angular/angular-cli,Brocco/angular-cli,catull/angular-cli,Brocco/angular-cli,clydin/angular-cli,geofffilippi/angular-cli,angular/angular-cli,angular/angular-cli,Brocco/angular-cli,geofffilippi/angular-cli,catull/angular-cli