Make LogReader own SimulatedEventLoopFactory

This reduces some code duplication and makes things easier once we start
need to be able to mess with the config from the LogReader.

Change-Id: Ia1c04f37865cfd284c3675ca138d38b3f4b7717f
diff --git a/aos/BUILD b/aos/BUILD
index e964066..80ba32a 100644
--- a/aos/BUILD
+++ b/aos/BUILD
@@ -302,6 +302,7 @@
     tables = [
         "Configuration",
         "Channel",
+        "Connection",
         "Map",
         "Node",
     ],