Update django-tables2 to 2.6.0#586

pyup-bot wants to merge 1 commit intomasterabercompsoc/website:masterfrom

pyup/update-django-tables2-2.0.4-to-2.6.0abercompsoc/website:pyup/update-django-tables2-2.0.4-to-2.6.0Copy head branch name to clipboard