[FEATURE] Add method to refresh tokens and update credentials
[FEATURE] Add method to refresh tokens and update credentials

Change-Id: I7899f7dd9d58a5cfab7a369af21753168ac8395d
Original-Commit-Hash: 572cd995eadd0572134e3ba1295daabcdefd35ba

neos/flow-development-collection,fcool/flow-development-collection,robertlemke/flow-development-collection,neos/flow-development-collection,gerhard-boden/flow-development-collection,gerhard-boden/flow-development-collection,aertmann/flow-development-collection,dfeyer/flow-development-collection,aertmann/flow-development-collection,fcool/flow-development-collection,kitsunet/flow-development-collection,kdambekalns/flow-development-collection,mkeitsch/flow-development-collection,kitsunet/flow-development-collection,neos/flow-development-collection,albe/flow-development-collection,bwaidelich/flow-development-collection,robertlemke/flow-development-collection,dfeyer/flow-development-collection,kitsunet/flow-development-collection,fcool/flow-development-collection,mkeitsch/flow-development-collection,dlubitz/flow-development-collection,dlubitz/flow-development-collection,kdambekalns/flow-development-collection,dfeyer/flow-development-collection,daniellienert/flow-development-collection,gerhard-boden/flow-development-collection,daniellienert/flow-development-collection,robertlemke/flow-development-collection,chewbakartik/flow-development-collection,bwaidelich/flow-development-collection,chewbakartik/flow-development-collection,mkeitsch/flow-development-collection,albe/flow-development-collection,neos/flow-development-collection,robertlemke/flow-development-collection,albe/flow-development-collection,kdambekalns/flow-development-collection,aertmann/flow-development-collection,fcool/flow-development-collection,dlubitz/flow-development-collection,chewbakartik/flow-development-collection,daniellienert/flow-development-collection,bwaidelich/flow-development-collection,kdambekalns/flow-development-collection,dfeyer/flow-development-collection