added command to view list of commits that have deleted files

Author: thatjsprof

README.md

@@ -96,4 +96,7 @@ To go through the renames for a specific file us
 > git log --follow -- <path-to-file\>
 
 To show more information about a particular commit
-> git show <commit-identifier\>
+> git show <commit-identifier\>
+
+To view list of commits that have deleted files use
+> git log --diff-filter=D --summary