Fix mix-it/linkit#299 : bump library google-api-services-plus from v1-1.3.0-beta (no more available in Maven central) to v1-rev192-1.19.0
Merge pull request #300 from clacote/gplus-bump

Fix mix-it/linkit#299 : bump library google-api-services-plus from v1-1.3.0-beta to v1-rev192-1.19.0