Update Angular to latest version (7.2.0)

The following discussion from !2 (merged) should be addressed:

@raphael.flores started a discussion: (+1 comment)

Not in this branch, but it could be good to bump to 7.1.0 which has just been release: https://github.com/angular/angular/tree/7.1.0

Edited Jan 25, 2019 by Guillaume Cornut

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