* build_bazel_rules_typescript renamed to npm_bazel_typescript
* build_bazel_rules_karma renamed to npm_bazel_karma
* browser_repositories.bzl removed and now using @npm_bazel_karma//:browser_repositories.bzl
* includes some fixes for future ts_library devmode es2015 support but some failure still remain when devmode is es2015 so this PR keeps it as es5 using the bazelOptions.devmodeTargetOverride tsconfig setting
PR Close#28896
Also use it to test the public API for core and common
Once we have an ng_package for every package, we can remove
the npm dependency on ts-api-guardian and the gulp-based
public api check.
PR Close#22544
This helps ensure we use the same tsconfig.json file for all compilations.
Next steps are to make it the same tsconfig.json file used by the editor
PR Close#20964
Greg Magolan