[pkg] make cubicweb[crypto] depends on pycryptodome instead of pycrypto
pycrypto isn't maintained anymore, the last release 2.6.1 is from 2014.
Use the drop-in replacement fork pycryptodome instead.
pycryptodome is packaged in debian starting from stretch-backports.
missing-dep-for-interpreter make => make | build-essential | dpkg-dev (usr/*/cubicweb/skeleton/debian/rules)
embedded-javascript-library usr/share/cubicweb/cubes/shared/data/jquery.js