config: Reinitialize font config using evas_font_reinit() API.
config: Reinitialize font config using evas_font_reinit() API.

Summary:
Call evas_font_reinit() API before applying font overlays when config is fully reloaded.
Application could modify or add font config "*.conf" files.
And It should affects all of other running EFL application.
So, put evas_font_reinit() API to be called when x win property is changed.
@feature

Reviewers: cedric, raster, tasn, woohyun

Differential Revision: https://phab.enlightenment.org/D2113

rvandegrift/elementary,rvandegrift/elementary,tasn/elementary,FlorentRevest/Elementary,rvandegrift/elementary,tasn/elementary,FlorentRevest/Elementary,tasn/elementary,tasn/elementary,tasn/elementary,rvandegrift/elementary,FlorentRevest/Elementary,FlorentRevest/Elementary