fix for #13767. new nntp accounts should have text compose for the default.

the user can always override this in the account manager.
if it was a migrate account, we use what ever they had set in 4.x


git-svn-id: svn://10.0.0.236/trunk@56531 18797224-902f-48f8-a5cc-f745e15eee43

mozilla/mailnews/base/prefs/resources/content/AccountWizard.js

@@ -240,6 +240,12 @@ function createAccount(hash) {
             smtpService.defaultServer.hostname = hash[i];
     }
     
+    /* new nntp identities should use plain text by default
+     * we wan't that GNKSA (The Good Net-Keeping Seal of Approval) */
+    if (type == "nntp") {
+	identity.composeHtml = false;
+    }
+
     var account = am.createAccount();
     account.incomingServer = server;
     account.addIdentity(identity);