v0.5.1

Fixed issue with drawing the wrong uv icon

- refactored the configs to use value objects instead of relying on
  validator
- removed lazy_static in favor of  once_cell
- switch from f64 to f32 and i32 to i16, cause these were not needed
- removed some unused template variables
- more documentation

v0.5.1-beta

refactored humidity and UV by using tuple structs

v0.5.0-beta

reused UvIndexIcon enum

v0.5.0

Full Changelog: v0.4.5...v0.5.0

v0.4.5

added License for icons and updated readme

v0.4.4

refactored uv_data by making part of the graph

v0.4.3

enabled validation for configs

v0.4.2

Refactoring and fixed imports

v0.4.1

corrected download step in readme and fixed update executable permission

v0.4.0

version 0.4.0