Update documentation for 6.0.0

Use obeo S3 buckets

Fix Travis build for juno3.8 branch

Fix RCPTT tests - lifeline labels

Bump to version 4.0.1

Fix class loader circularity exception on UML Designer startup

Fix ObeoNetwork#367 Simplify call operation label in activity diagram

Update the viewpoint test api to sirius 1.0.0 M5

Update edit tool test to set in white list the reused feature mapping…

… in class diagram