disp_identification.m: account for non-boolean indicator

Related #1860 (closed)

assigned to @JohannesPfeifer

requested review from @wmutschl

assigned to @sebastien and unassigned @JohannesPfeifer

mentioned in merge request !2054 (merged)

approved this merge request

Looks good! I also pushed another Merge Request that should fix #1860 (closed)

merged

mentioned in commit 7005634e