Add double wind speed display (in current unit + beaufort) in the main dialog
Merge remote-tracking branch 'upstream1/master'
Improve grib dialog controls display (mainly for Linux)

Increase slightly the CTRL lenght to allow all values to be readable.
Set a fixed font size to ovoid large system font size ( text larger than
CTRL space ) .
Improve Plugin API 1.11 cross platform interoperablity
Merge pull request #83 from Ptizef/master

Add double wind speed display (in current unit + beaufort) in the main d...
Merge branch 'master' of https://github.com/OpenCPN/OpenCPN into mainline

Conflicts:
	include/mygeom.h
	src/mygeom.cpp
	src/s52plib.cpp
	src/s57chart.cpp