fix(package): update @angular-devkit/build-optimizer to version 0.5.0 (#2236)
fix(package): update @angular-devkit/build-optimizer to version 0.5.0 (#2236)


vyakymenko/angular-seed-express,vyakymenko/angular-seed-express,mgechev/angular-seed,hookom/climbontheway,JohnnyQQQQ/angular-seed-material2,mgechev/angular2-seed,mgechev/angular-seed,hookom/climbontheway,mgechev/angular2-seed,JohnnyQQQQ/angular-seed-material2,mgechev/angular2-seed,hookom/climbontheway,JohnnyQQQQ/angular-seed-material2,hookom/climbontheway,mgechev/angular-seed,vyakymenko/angular-seed-express