[web/test] drop dependency on third party cubes Drop dependency on cubicweb-file, cubicweb-blog and cubicweb-tag for cubicweb/web/test Copy required parts of cubes (schema, entities, views and hooks) into cubicweb/web/test/data/cubicweb-<cube> that make tests pass.

addressbook
basket
blog
book
calendar
comment
company
email
file
folder
i18ncontent
keyword
link
mailinglist
person
tag
timeseries
vcsfile