Features of Angular 7

1. Add UrlSegment[] to CanLoad interface
2. Add DoBootstrap interface
3. Add "original" placeholder value on extracted XMB
4. Splitting of @angular/core
5. A new ng-compiler
6. A new @angular/mine
7. A new @aiStore
8. Introduce KeyValuePipe
9. TypesScript 2.9 support
10. Use correct currency format for locale de-AT
11. Allo ng_module to depend on targets w no deps
12. Add ability to recorver from malformed urls
13. Take base uri into account in setUpLocationSync()
14. Add mappings for ngfactory & ngsummary files to their module names i aot summary resolver
15. Compiler support dot(.) in import statements and also avoid a crash in ngc-wrapped
16. Allow compile_strategy to be (privately imported
17. Update compiler to flatten nested template fns
18. Update compiler to generate new allocations