update forecast_test with new output

increment version

add daily forcast printing

add man page to gitignore

update metservice library

This fixes a bug where ClothingLayers was stored as an int instead of a
string and caused a crash when the API returned "3 to 4" ClothingLayers.

add installation instructions to readme

create makefile and man page

reference metservice-go on readme

improve usage section on readme

add readme

fix location help message

change config path to XDG_CONFIG

test cmd submodule in build manifest

create build manifest

fix typo

fix forecast command help message

implement observation command

use proper temperature symbol for forecast

I updated the forecast function to use the proper Celsius symbol and
fixed the tests

update test with location

tidy go.sum