Fixes: NB#185180 -  mgen does not support defines to export symbols of classes except M_EXPORT
Fixes: NB#185180 -  mgen does not support defines to export symbols of classes except M_EXPORT

RevBy: Tomas Junnonen
Details:
This patch adds support to mgen for other optional macros.

nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch,nemomobile-graveyard/libmeegotouch