Updated node extension implementation.
Updated known permissions for node module.
Improved code for node storage extension , in preparation to code factorization.
Ensured that author is updated when saved.
Updated code for sql that should not use parameters
to expand :table_name in table name usage,
since Eiffel Store will use quote,
and MySQL does not like them.
Merge remote-tracking branch 'jvelilla/roc_auth_v1' into ewf_v1_mod_env
Conflicts:
examples/demo/demo-safe.ecf
modules/auth/cms_authentication_module.e
