StaticObjectType::metaPost: accept a method in addition to a signal.
StaticObjectType::metaPost: accept a method in addition to a signal.

Change-Id: I6d9238471d55d955b0a4ff8a4f3921fb61c2d6c5
Reviewed-on: http://gerrit.aldebaran.lan:8080/16782
Reviewed-by: cgestes <ddb78fe00abb42f91254c16a0860e38eb0781789@aldebaran-robotics.com>
Reviewed-by: mnottale <e3ccf1b6558404e921a21fa09cebb1153b50ec36@aldebaran-robotics.com>
Tested-by: mnottale <e3ccf1b6558404e921a21fa09cebb1153b50ec36@aldebaran-robotics.com>

aldebaran/libqi,bsautron/libqi,vbarbaresi/libqi,aldebaran/libqi,aldebaran/libqi