Feature/silence sourcemap warnings for vendors#1673

filipesilva merged 2 commits intoangular:masterangular/angular-cli:masterfrom

TheLarkInn:feature/silence_sourcemap_warnings_for_vendors_and_only_pull_vendor_sourcemaps_in_develop_cause_why_need_them_for_prodTheLarkInn/angular-cli:feature/silence_sourcemap_warnings_for_vendors_and_only_pull_vendor_sourcemaps_in_develop_cause_why_need_them_for_prodCopy head branch name to clipboard