Since editors and IDEs do typechecking and show errors in place,
often there is no benefit to running type checking in our test pipeline.
This PR allows you to disable type checking:
gulp test.unit.js --noTypeChecks
This commit also makes es6 generation optional.
fix(build): removes unnecessary circular dependencies
Closes#5299
we can now filter build graph via --project flag to speed up build performance
usage:
gulp test.unit.js --project=angular2,angular2_material
Closes#5272