Update english sources of docs to v2.21.0

Signed-off-by: Jean-Noël Avila <jn.avila@free.fr>

Update english sources of docs to v2.21.0
221cdfc4 · Jean-Noël Avila · 51133766 · 221cdfc4 · 221cdfc4 · 221cdfc4
Commit 221cdfc4 authored 6 years ago by Jean-Noël Avila
--- a/en/git-remote.txt
+++ b/en/git-remote.txt
--- a/en/git-repack.txt
+++ b/en/git-repack.txt
--- a/en/git-replace.txt
+++ b/en/git-replace.txt
--- a/en/git-request-pull.txt
+++ b/en/git-request-pull.txt
--- a/en/git-rerere.txt
+++ b/en/git-rerere.txt
--- a/en/git-reset.txt
+++ b/en/git-reset.txt
--- a/en/git-rev-list.txt
+++ b/en/git-rev-list.txt
--- a/en/git-rev-parse.txt
+++ b/en/git-rev-parse.txt
--- a/en/git-rm.txt
+++ b/en/git-rm.txt
--- a/en/git-send-email.txt
+++ b/en/git-send-email.txt
--- a/en/git-send-pack.txt
+++ b/en/git-send-pack.txt
--- a/en/git-shell.txt
+++ b/en/git-shell.txt
--- a/en/git-shortlog.txt
+++ b/en/git-shortlog.txt
--- a/en/git-show-branch.txt
+++ b/en/git-show-branch.txt
--- a/en/git-show-index.txt
+++ b/en/git-show-index.txt
--- a/en/git-show-ref.txt
+++ b/en/git-show-ref.txt
--- a/en/git-show.txt
+++ b/en/git-show.txt
--- a/en/git-stash.txt
+++ b/en/git-stash.txt
--- a/en/git-status.txt
+++ b/en/git-status.txt
--- a/en/git-submodule.txt
+++ b/en/git-submodule.txt