Merge pull request #18 from flightaware/prevailingVisBuffer

check buffer sizes before copying in prevailingVisibility

check buffer sizes before copying in prevailingVisibility

fixes #17

Switch from Travis/Appveyor to Github Actions for CI (#16)

Handle fractional visibility without units (#14)

BCK-4079

Update appveyor.yml

Update appveyor.yml

Merge pull request #8 from agbrooks/master

Add visibilityIsUpperBound to metar struct, fix peak wind decoding

Delete .DS_Store

Fix clang compiler warnings.

README cleanup and "make metar_test" fix