update help screen content
It was full of obsolete things...
@@ -114,7 +114,7 @@ Sizes, dates, files counts, are computed in the background, you don't have to wa
Use `:gf` to display the statuses of files (what are the new ones, the modified ones, etc.), the current branch name and the change statistics.
-And if you want to see *only* the files which would be displayed by the `git status` command, do `:gs`.
+And if you want to see *only* the files which would be displayed by the `git status` command, do `:gs`. From there it's easy to edit, or diff, selected files.
# More...
