fixed issue with request.body. Needs refactoring
Merge pull request #168 from niphlod/issue/request_body

fixed issue with request.body. Needs refactoring
refactoring of belongs, thanks Jonathan
possibly fixed Issue 1630:memdb id error -- tries casting None to long., thanks Luca
fixed issue 1631:elements(..., replace=None) deletes the first element only
http://www.451unavailable.org/