Merge tag '0.1.0' into develop

0.1.0
Added checks for http error and added default values in case the API can not be reached.
Return default value if no station name is available
Display max. 3 times. Resized fonts and boxes to make them fit better on smaller screens
Merge branch 'develop' of https://github.com/stylesuxx/wlMonitor into develop
Check for None the 'new way'
Do not show lines that do not have departure times. Do not show lines where the next departure time is > 60 min
Merge branch 'feature/departure-time-threshold' into develop
Check for alerts and append -1 to the departure times if there is an alert
Added check for alerts. If there is an alert show the station name and direction in red.
Merge branch 'feature/check-for-alerts' into develop
Merge branch 'release/0.2.0'