Several aliasing improvements to the language for future pedagogy

Documentation fixes are ready and pending merging of these changes.  All core tests pass.
On 08/21/2014 03:28 PM, Edward Welbourne wrote:
>
> In tests/acceptance/00_basics/03_bodies/221.cf:
>
> > +bundle common g
> > +{
> > +      # These must be global classes so they can be tested in another bundle
> > +      # We set them here, so they can be (possibly) cleared later
> > +  conditions:
> > +      "cancel_kept" expression => "any";
> > +      "cancel_repaired" expression => "any";
> > +      "cancel_notkept" expression => "any";
> > +}
> > +
> > +#######################################################
> > +
> > +bundle agent init
> > +{
> > +  vars:
> > +      "dummy" string => "dummy";
>
> Unused variable; may as well get rid of it - or, if it's serving some 
> purpose I've not guessed at, add a comment saying what !
>
> —
> Reply to this email directly or view it on GitHub 
> <https://github.com/cfengine/core/pull/1906/files#r16538133>.
>

Same comment as before

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