hgview #6417 remove print to terminal [validation pending]

This appeared in 0.9.0.

When starting hgview it prints

/// <hgview.hgrepo.HgHLRepo object at 0xf41210>

This is probably debug that wasn't cleaned up.

prioritynormal
typebug
done in0.10.0
load0.000
load left0.000
closed by<not specified>