Docs: Changed order of chapters. This is the client library doc, so handle server config goes to the end.
Docs: Changed order of chapters. This is the client library doc, so handle server config goes to the end.

cookie33/B2HANDLE,EUDAT-B2SAFE/B2HANDLE,TobiasWeigel/B2HANDLE,cookie33/B2HANDLE,EUDAT-B2SAFE/B2HANDLE,TobiasWeigel/B2HANDLE