Remove old e-mail and comment regarding imported parts.

Author: jwp

AUTHORS

@@ -1,5 +1,5 @@
 Contributors:
- James William Pye [faults are mostly mine] <[email protected]>
+ James William Pye [faults are mostly mine]
  Elvis Pranskevichus
  William Grzybowski [subjective paramstyle]
  Barry Grussling [inet/cidr support]
@@ -8,13 +8,8 @@ Contributors:
 Support by Donation:
  AppCove Network
 
-Further Credits
-===============
-
-When licenses match, people win. Code is occasionally imported from other
-projects to enhance py-postgresql and to allow users to enjoy dependency free
-installation.
-
+Imported
+========
 
 DB-API 2.0 Test Case
 --------------------