id	summary	reporter	owner	description	type	status	milestone	component	version	severity	resolution	keywords	cc
2844	[proto] be more explicit in the docs about proto::extends	Eric Niebler	Eric Niebler	"be more explicit in the docs (users' guide and reference) about what the template parameters to proto::extends mean and how to initialize a proto::extends base sub-object.

Also, describe how to initialize an expression extension object defined with BOOST_PROTO_EXTENDS.
"	Tasks	closed	Boost 1.39.0	proto	Boost 1.38.0	Cosmetic	fixed