[c-c create] unification of c-c create and its subcommands handling
* create/db-create/db-init uniformly accept --automatic and --config-level
options, properly passed along the way
* --automatic option fixed so it doesn't need yes or no argument
* closes ##1537265 on the way
# copyright 2003-2010 LOGILAB S.A. (Paris, FRANCE), all rights reserved.
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#
# This file is part of CubicWeb.
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"""Common subpackage of cubicweb : defines library functions used both on the
hg stserver side and on the client side
"""