Update target platform to latest babel version
Update target platform to latest babel version

The previously used version is not available on the server anymore.

Issue: #108

sebasbaumh/portfolio,buchen/portfolio,cmaoling/portfolio,buchen/portfolio,Beluk/portfolio,sebasbaumh/portfolio,buchen/portfolio,simpsus/portfolio,buchen/portfolio,cmaoling/portfolio,simpsus/portfolio,Beluk/portfolio,cmaoling/portfolio,simpsus/portfolio,Beluk/portfolio,cmaoling/portfolio,sebasbaumh/portfolio,sebasbaumh/portfolio