Merge branch 'ew/send-email-mutt-alias-fix' into maint

"git send-email" was confused by escaped quotes stored in the alias
files saved by "mutt", which has been corrected.

* ew/send-email-mutt-alias-fix:
  git-send-email: do not double-escape quotes from mutt

diff --cc git-send-email.perl
Simple merge

diff --cc t/t9001-send-email.sh
Simple merge