bugfix - load settings

Merge pull request #10 from okdar/feature/va4_upgrade

Feature/va4 upgrade

twilights indicator redesign

Merge pull request #9 from okdar/feature/graph_range_2

Feature/graph range 2

Merge pull request #8 from okdar/feature/optimization

code optimization

disable storing location into settings - causes unknown error

twilights indicator fix - hide indicator if position is not available

twilights indicator fix

Merge pull request #7 from okdar/feature/sun

Added civil twilights

new devices