Fix displaying contact name

delta-connection.c

@@ -183,8 +183,7 @@ delta_event_handler(void *context)
 			dc_str_unref(warn);
 			break;
 		}
-		case DC_EVENT_ERROR:
-		case DC_EVENT_ERROR_NETWORK: {
+		case DC_EVENT_ERROR: {
 			int errcode = dc_event_get_data1_int(event);
 			char *err = dc_event_get_data2_str(event);
 			purple_debug_info(PLUGIN_ID, "ERROR from Delta: %d: %s\n", errcode, err);
@@ -539,7 +538,7 @@ delta_recv_im(DeltaConnectionData *conn, dc_msg_t *msg)
 		text = g_strdup_printf("<img id='%d'><br/>%s", image_id, text);
 	}
 
-	char *name = dc_contact_get_name(from);
+	char *name = dc_contact_get_display_name(from);
 	int msglen = strlen(name) + 3 + strlen(text);
 
 	char *msgtext = malloc(msglen);

delta-connection.h

@@ -2,7 +2,7 @@
 #define DELTA_CONNECTION_H
 
 #include <glib.h>
-#include <deltachat/deltachat.h>
+#include <deltachat.h>
 #include <pthread.h>
 
 struct _PurpleConnection;