[ekiga] Add translator comments for SIP response codes

[Eugen Dedu <ededu src gnome org>]

commit cd6df1efd051e692525f22adadc851a65eb9089b
Author: Eugen Dedu <Eugen Dedu pu-pm univ-fcomte fr>
Date:   Thu Nov 4 18:01:46 2010 +0100

    Add translator comments for SIP response codes
    
    Fixes bug #628631.

 lib/engine/components/opal/sip-endpoint.cpp |    3 +++
 1 files changed, 3 insertions(+), 0 deletions(-)
---
diff --git a/lib/engine/components/opal/sip-endpoint.cpp b/lib/engine/components/opal/sip-endpoint.cpp
index 46cd94c..1b1fa70 100644
--- a/lib/engine/components/opal/sip-endpoint.cpp
+++ b/lib/engine/components/opal/sip-endpoint.cpp
@@ -644,6 +644,9 @@ Opal::Sip::EndPoint::OnRegistrationFailed (const PString & _aor,
   switch (r) {
 
   case SIP_PDU::Failure_BadRequest:
+    /* Translators:  All these strings are answers from the SIP server
+     * when the packet it receives has an error, see
+     * http://www.ietf.org/rfc/rfc3261.txt, chapter 21 for more information */
     info = _("Bad request");
     break;