Add msm library
Add a handler to return msm data
Download MSM data from the web
Rename the handler
Support parsing barometric surface data
Add handler that returns barometric surface data
Show winds on the surface
Refactor MSM-related code
Show cloud amount
Show temperature
Refactor MSM-related scripts
Improve performance of MSM layer
Move code to download MSM file from Volare.Handler.MSM to Volare.MSM
Use lng instead of lon
Add a handler to return AMEDAS data