spaceapi 0.13 changes prepared for future use

validated in OpenSpaceLint validator http://openspace.slopjong.de/

beware, can possibly break compatibility with applications with
spaceapi 0.12 and older because "status" is string in spaceapi
versions up to 0.12 and object in spaceapi 0.13

http://openspace.slopjong.de/specs/0.13
http://openspace.slopjong.de/specs/changelog