[FIX] Packaging: remove "openerp-gevent" from script

e.g. to avoid creating "openerp-gevent" in /usr/bin/

setup.py

@@ -124,7 +124,7 @@ setup(
     author_email=author_email,
     classifiers=filter(None, classifiers.split('\n')),
     license=license,
-    scripts=['openerp-server', 'openerp-gevent', 'odoo.py'],
+    scripts=['openerp-server', 'odoo.py'],
     packages=find_packages(),
     package_dir={'%s' % lib_name: 'openerp'},
     include_package_data=True,