#117 show related comments while editing entry

[Jayesh Sheth]

While editing a certain post, related comment should be
shown below.

The related comments should be editable via a link from
this location.

[Jayesh Sheth]

Logged In: YES
user_id=809642

This little change has been implemented in the "grand
rewrite of 2004" (TM).

With the new organization of admin screen functions /
libraries into classes, this has also been added.

This should hopefully make it into the next release.