remove
Merge branch 'develop' of https://github.com/feelpp/feelpp into develop
Fixes #294: 
 - more explicit message
 - handling of special case of P0 continuous space
Merge branch 'develop' of https://github.com/feelpp/feelpp into develop
update #294 : added test_extended to CMakeLists.txt
update #294:
 - more explicit message.
Merge branch 'develop' of https://github.com/feelpp/feelpp into develop