schematics: use scripts instead of copying files to assets

Merge pull request manfredsteyer#61 from SerkanSipahi/patch-1

fixed missing code indent

verbose mode for ng serve shows manipulated webpack config

added LICENSE files

PR manfredsteyer#49, manfredsteyer#45, manfredsteyer#44, manfredsteye…

…r#43, manfredsteyer#42

ngx-build-plus

inc patch version

updated for cli 7'

CLI 6.1

removed debug files