Kodiak::Base; a few more imports

	modified:   lib/Kodiak/Base.pm
	modified:   t/01_base/base.t
Kodiak::Pkg; attribute outline

	modified:   lib/Kodiak/Pkg.pm
Some basic outline wrt Pkg <-> Action interface

	modified:   doc/spec/example-1.2.3.kodi
	modified:   lib/Kodiak/Pkg.pm
	modified:   lib/Kodiak/Pkg/Action.pm
	deleted:    lib/Kodiak/Pkg/Action/GraphDeps.pm
	modified:   lib/Kodiak/Pkg/Action/Install.pm
	modified:   lib/Kodiak/Pkg/Tree.pm
	modified:   lib/Kodiak/Pkg/Tree/Node.pm