libxml-2.0.vapi: define a few more methods from the C: validate_name, validate_qname, and (commented out) has_feature (for later)
libxml-2.0.vapi: define a few more methods from the C: validate_name, validate_qname, and (commented out) has_feature (for later)

GNOME/gxml,GNOME/gxml,GNOME/gxml,GNOME/gxml