Add call to ENGINE_register_all_complete() to ENGINE_load_builtin_engines(),
this means that some implementations will be used automatically, e.g. aesni,
we do this for cryptodev anyway.

Setup cpuid in ENGINE_load_builtin_engines() too as some ENGINEs use it.
diff --git a/CHANGES b/CHANGES
index 6b5e116..7005f1c 100644
--- a/CHANGES
+++ b/CHANGES
@@ -96,6 +96,11 @@
   
  Changes between 1.0.0 and 1.0.1  [xx XXX xxxx]
 
+  *) Add call to ENGINE_register_all_complete() to
+     ENGINE_load_builtin_engines(), so some implementations get used
+     automatically instead of needing explicit application support.
+     [Steve Henson]
+
   *) Add support for TLS key exporter as described in RFC5705.
      [Robin Seggelmann <seggelmann@fh-muenster.de>, Steve Henson]