Fix multi-line log events display in web console

plugins/Sidebar/ConsolePlugin.py

@@ -58,9 +58,16 @@ class UiWebsocketPlugin(object):
             assert SafeRe.isSafePattern(filter)
             filter_re = re.compile(".*" + filter)
 
+        last_match = False
         for line in log_file:
-            if filter and not filter_re.match(line):
+            if not line.startswith("[") and last_match:  # Multi-line log entry
+                lines.append(line.replace(" ", " "))
                 continue
+
+            if filter and not filter_re.match(line):
+                last_match = False
+                continue
+            last_match = True
             lines.append(line)
 
         num_found = len(lines)