contrib: fix misuses of "nor"

Signed-off-by: Justin Lebar <jlebar@google.com>
Signed-off-by: Junio C Hamano <gitster@pobox.com>

contrib/examples/git-commit.sh

@@ -280,7 +280,7 @@ case "$#,$also,$only,$amend" in
 0,,,*)
 	;;
 *,,,*)
-	only_include_assumed="# Explicit paths specified without -i nor -o; assuming --only paths..."
+	only_include_assumed="# Explicit paths specified without -i or -o; assuming --only paths..."
 	also=
 	;;
 esac

contrib/svn-fe/svn-fe.txt

@@ -40,8 +40,8 @@ manual page.
 NOTES
 -----
 Subversion dumps do not record a separate author and committer for
-each revision, nor a separate display name and email address for
-each author.  Like git-svn(1), 'svn-fe' will use the name
+each revision, nor do they record a separate display name and email
+address for each author.  Like git-svn(1), 'svn-fe' will use the name
 
 ---------
 user <user@UUID>