Fix missing import that prevented display of a neuron's info dialog
Fix missing import that prevented display of a neuron's info dialog

Thanks to Javier Valdes Aleman for reporting this bug.

htem/CATMAID,fzadow/CATMAID,htem/CATMAID,fzadow/CATMAID,fzadow/CATMAID,htem/CATMAID,fzadow/CATMAID,htem/CATMAID