Removing Ti.Map now unneeded (Leaflet.js is used)

Signed-off-by: gautiermichelin <gm@ideesculture.com>
TourML ImageStop display view rewritten

Signed-off-by: gautiermichelin <gm@ideesculture.com>
tourml i18n : now we have a default locale fixed inside code as "en" ; a fallback inside the config /app/lib/data.json (to use for single language). If the current user locale is not available, we'll use the fallback or if not available the default coded to "en".

Signed-off-by: gautiermichelin <gm@ideesculture.com>