Routings Module: Improvements in algorithm especially on long routings. Add an option "Maximum Distance to Great Circle", useful for instance to prevent the routing from finding passage too far avay in case of unreliable or unstable weather forecast. Add representation of the Great Circle route. Add a parameter to better manage gusts, i.e. if the difference between gusts and average wind is over a threshold, then polar can be reduced (under-canvassed situation)
Routes Module: Simplification process deletes less points at the begining of the route.
Charts Module: Fix a crash with some very rares kaps. Retina display for vector charts texts.
Alarms Module: Alarms sounds can be muted for 10 minutes by pressing the alarms text.
Tracks Module: Add an option in Boat's menu to enable or disable Track tooltip display.
SHOM opendata: Optional display of names for towers and buoys. New 'Balisage' data available for download.
