cubicweb-postgis #17100017 Migrate to new style cube [validation pending]

prioritynormal
typetask
done in0.6.0
load left0.000
closed by#304f8dc463d2 new sytle: update import statements
patchnew sytle: update import statements [applied]new style: update debian files [applied]new style: update spec [applied]new style: update manifest.in [applied]new style: update setup.py and __pkginfo__ [applied]new style: move files [applied]