Catch up with python lib fixies; Recomended

• #Turbo87/utm/pull/11 Fixed a problem with latitude 84 zone letter
• #Turbo87/utm/pull/19 Fixed UTM zones boundaries
• #Turbo87/utm/pull/36 Fixed bug fix for conversion from UTM X/Y to Lat/Lon

1.2.2 Set GNU General Public License v3.0

Add GNU General Public License v3.0

1.2.1 Support of go1.11 modules

Add support for go mod from go1.11

The best way to learn new features

v1.2.0

I marked previous set of functions as deprecated. I was learning golang when I implemented it.
Now functions are direct and do exactly what they have to.

• FromLatLon
• ValidateLatLone
• ToLatLon