[ADD] add wizard to import zipped module

addons/base_import_module/__openerp__.py

addons/base_import_module/controllers/main.py

addons/base_import_module/models/__init__.py

addons/base_import_module/models/base_import_module.py

addons/base_import_module/models/ir_module.py

addons/base_import_module/views/base_import_module.xml

openerp/addons/base/__openerp__.py

openerp/addons/base/module/wizard/__init__.py

openerp/addons/base/module/wizard/base_module_import.py