Added authors info, and removed duplicated code

README.md

@@ -11,3 +11,14 @@ For installation instructions, please refer to the included INSTALL file.
 - Easy installation
 
 This is forked from the original project at http://code.google.com/p/gpg-mailgate/
+
+# Authors
+
+This is a combined work of many developers:
+
+* mcmaster <mcmaster@aphrodite.hurricanelabs.rsoc>
+* Igor Rzegocki <ajgon@irgon.com> - [GitHub](https://github.com/ajgon/gpg-mailgate)
+* perennate <admin@perennate.com> - [GitHub](https://github.com/uakfdotb/gpg-mailgate)
+* Colin Moller <colin@unixarmy.com> - [GitHub](https://github.com/LeftyBC/gpg-mailgate)
+* Taylor Hornby <havoc@defuse.ca> - [GitHub](https://github.com/defuse/gpg-mailgate)
+* Martin (uragit) <uragit@telemage.com> - [GitHub](https://github.com/uragit/gpg-mailgate)

gpg-mailgate.py

@@ -45,14 +45,11 @@ def send_msg( message, recipients = None ):
 	smtp.sendmail( from_addr, recipients, message.as_string() )
 
 def encrypt_payload( payload, gpg_to_cmdline ):
-	gpg = GnuPG.GPGEncryptor( cfg['gpg']['keyhome'], gpg_to_cmdline, payload.get_content_charset() )
 	raw_payload = payload.get_payload(decode=True)
 	if "-----BEGIN PGP MESSAGE-----" in raw_payload and "-----END PGP MESSAGE-----" in raw_payload:
 		return payload
 	gpg = GnuPG.GPGEncryptor( cfg['gpg']['keyhome'], gpg_to_cmdline, payload.get_content_charset() )
 	gpg.update( raw_payload )
-	if "-----BEGIN PGP MESSAGE-----" in raw_payload and "-----END PGP MESSAGE-----" in raw_payload:
-		return payload
 	payload.set_payload( gpg.encrypt() )
 	
 	isAttachment = payload.get_param( 'attachment', None, 'Content-Disposition' ) is not None