Made proxy boolean, proxy host is in offline wsdl

Removed protocol option, added proxy

Added support for protocol

Configuration incorrect node type

Added option to specify api domain, instead of hard coded api.transip.nl

Updated to use dopee/transip-api 1.4

Merge pull request verschoof#2 from jGielen/master

Not quoting the scalar "%transip_api.service.class%" starting with th…

Fixed type in service.yml

Fixed booleanNocde for read_only

Update README.md

Fixed documentation