allow to manually force ascii if needed
allow to manually force ascii if needed

Allow to set g:vdebug_force_ascii in your configuration to allow
skipping the use of unicode glyphs. Before this was always set
automatically.

related #468

Signed-off-by: BlackEagle <6c5c99a37e4dd8841971a4b7c7580d6fcba68554@gmail.com>

paprykarz/vdebug,joonty/vdebug,paprykarz/vdebug,joonty/vdebug,paprykarz/vdebug,joonty/vdebug