using this fw : https://mega.co.nz/#!qk12UYYB!4fg39KkeatkTtcShS4rUljWpU1rGnMC9XL3C17z8Crk...
allow sql database with more than 500 000 tiles
allow multiple sql source for offline sources
use rmap (TwoNav format) as local source
use rmap (not TwoNav) as local source