Fix namespace handling.

src/XMPPConnection.m

@@ -695,6 +695,7 @@
 
 	if (resource != nil)
 		[bind addChild: [OFXMLElement elementWithName: @"resource"
+						    namespace: XMPP_NS_BIND
 						  stringValue: resource]];
 
 	[iq addChild: bind];

src/XMPPMessage.m

@@ -22,6 +22,7 @@
  */
 
 #import "XMPPMessage.h"
+#import "XMPPConnection.h"
 
 @implementation XMPPMessage
 + message
@@ -75,6 +76,7 @@
 - (void)addBody: (OFString*)body
 {
 	[self addChild: [OFXMLElement elementWithName: @"body"
+					    namespace: XMPP_NS_CLIENT
 					  stringValue: body]];
 }
 @end

src/XMPPPresence.m

@@ -22,6 +22,7 @@
  */
 
 #import "XMPPPresence.h"
+#import "XMPPConnection.h"
 
 @implementation XMPPPresence
 + presence
@@ -75,12 +76,14 @@
 - (void)addShow: (OFString*)show
 {
 	[self addChild: [OFXMLElement elementWithName: @"show"
+					    namespace: XMPP_NS_CLIENT
 					  stringValue: show]];
 }
 
 - (void)addStatus: (OFString*)status
 {
 	[self addChild: [OFXMLElement elementWithName: @"status"
+					    namespace: XMPP_NS_CLIENT
 					  stringValue: status]];
 }
 
@@ -88,6 +91,7 @@
 {
 	OFString* prio = [OFString stringWithFormat: @"%" @PRId8, priority];
 	[self addChild: [OFXMLElement elementWithName: @"priority"
+					    namespace: XMPP_NS_CLIENT
 					  stringValue: prio]];
 }
 @end

src/XMPPStanza.m

@@ -86,7 +86,8 @@
 	  type: (OFString*)type_
 	    ID: (OFString*)ID_
 {
-	self = [super initWithName: name_];
+	self = [super initWithName: name_
+			 namespace: XMPP_NS_CLIENT];
 
 	@try {
 		if (![name_ isEqual: @"iq"] && ![name_ isEqual: @"message"] &&