Add back the cvn.create method removed in the last commit because it is used in the parsers tests. Also can be useful from the django console.
Add back the cvn.create method removed in the last commit because it is used in the parsers tests. Also can be useful from the django console.

tic-ull/portal-del-investigador,tic-ull/portal-del-investigador,tic-ull/portal-del-investigador,tic-ull/portal-del-investigador