- remove some \n in GstThread debugging

Original commit message from CVS:
- remove some \n in GstThread debugging
- move the state change g_cond_signal to the set_state function to make
sure that we don't unlock the waiters before we completed the state
change.
diff --git a/gst/gstelement.c b/gst/gstelement.c
index e226ba4..a16fa93 100644
--- a/gst/gstelement.c
+++ b/gst/gstelement.c
@@ -2269,7 +2269,8 @@
 	             gst_element_state_get_name (curpending),
 	             gst_element_state_get_name (GST_STATE (element)),
 	             gst_element_state_get_name (GST_STATE_PENDING (element)));
-	  return GST_STATE_FAILURE;
+	  return_val = GST_STATE_FAILURE;
+          goto exit;
 	}
         break;
       default:
@@ -2279,6 +2280,11 @@
   }
 exit:
 
+  /* signal the state change in case somebody is waiting for us */
+  g_mutex_lock (element->state_mutex);
+  g_cond_signal (element->state_cond);
+  g_mutex_unlock (element->state_mutex);
+
   return return_val;
 }
 
@@ -2460,11 +2466,6 @@
 	                        GST_STATE (element), element);
   }
 
-  /* signal the state change in case somebody is waiting for us */
-  g_mutex_lock (element->state_mutex);
-  g_cond_signal (element->state_cond);
-  g_mutex_unlock (element->state_mutex);
-
   return GST_STATE_SUCCESS;
 
 failure:
diff --git a/gst/gstthread.c b/gst/gstthread.c
index 0c40f98..74e4be6 100644
--- a/gst/gstthread.c
+++ b/gst/gstthread.c
@@ -363,6 +363,7 @@
   }
   g_assert (!GST_FLAG_IS_SET (thread, GST_THREAD_STATE_SPINNING));
 }
+
 static void
 gst_thread_release (GstThread *thread)
 {
@@ -371,6 +372,7 @@
     g_mutex_unlock (thread->lock);
   }
 }
+
 static GstElementStateReturn
 gst_thread_change_state (GstElement *element)
 {
@@ -493,7 +495,7 @@
 gst_thread_child_state_change (GstBin *bin, GstElementState oldstate, 
 			       GstElementState newstate, GstElement *element)
 {
-  GST_DEBUG (GST_CAT_THREAD, "%s (from thread %s) child %s changed state from %s to %s\n",
+  GST_DEBUG (GST_CAT_THREAD, "%s (from thread %s) child %s changed state from %s to %s",
               GST_ELEMENT_NAME (bin), 
               gst_thread_get_current() ? GST_ELEMENT_NAME (gst_thread_get_current()) : "(none)", 
               GST_ELEMENT_NAME (element), gst_element_state_get_name (oldstate),
@@ -535,7 +537,7 @@
     if (GST_STATE (thread) == GST_STATE_PLAYING) {
       GST_FLAG_SET (thread, GST_THREAD_STATE_SPINNING);
       status = TRUE;
-      GST_DEBUG (GST_CAT_THREAD, "%s starts iterating\n", GST_ELEMENT_NAME (thread));
+      GST_DEBUG (GST_CAT_THREAD, "%s starts iterating", GST_ELEMENT_NAME (thread));
       while (status && GST_FLAG_IS_SET (thread, GST_THREAD_STATE_SPINNING)) {
         g_mutex_unlock (thread->lock);
         status = gst_bin_iterate (GST_BIN (thread));
@@ -549,7 +551,7 @@
     }
     if (GST_FLAG_IS_SET (thread, GST_THREAD_STATE_REAPING))
       break;
-    GST_DEBUG (GST_CAT_THREAD, "%s was caught\n", GST_ELEMENT_NAME (thread));
+    GST_DEBUG (GST_CAT_THREAD, "%s was caught", GST_ELEMENT_NAME (thread));
     g_cond_signal (thread->cond);
     g_cond_wait (thread->cond, thread->lock);
   }