Be backward compatible after a renaming in API

The need was introduced with the renaming of field logical_resource_id
to resource_name, so let heatclient display the good one for the two
Heat versions.

Fixes bug #1216903

Change-Id: I3e86f482a1b814a27b15be3c102727c44153221f
Merge "Be backward compatible after a renaming in API"