Refactor time handling using TextBlock
Refactor time handling using TextBlock

This commit also contains some minor bug fixes concerning the weather.

remi-gelinas/digitalin,groyoh/minimalin,groyoh/minimalin,groyoh/minimalin,groyoh/minimalin,remi-gelinas/digitalin,groyoh/minimalin,remi-gelinas/digitalin,remi-gelinas/digitalin