Merge pull request #35 from amousset/patch-1

Stop parsing sendmail arguments before addresses

Author: dignifiedquire

Diff for: src/sendmail/mod.rs

@@ -69,6 +69,7 @@ impl<'a> Transport<'a> for SendmailTransport {
                 .arg("-i")
                 .arg("-f")
                 .arg(from)
+                .arg("--")
                 .args(to)
                 .stdin(Stdio::piped())
                 .stdout(Stdio::piped())