Fix panic when showing a diff which contains a diff#77

Merged

dandavison merged 5 commits intodandavison:masterfrom Ma27:fix-diff-in-diff

Mar 2, 2020

+47

Commits on Dec 28, 2019

Fix panic when showing a diff which contains a diff
Ma27
committed

Commits on Feb 27, 2020

Merge branch 'fix-diff-in-diff' of https://github.com/Ma27/delta into Ma27-fix-diff-in-diff
dandavison
committed

Commits on Feb 28, 2020