Bugfix v1.15.0

Unfortunately, 1.15.0 introduced an issue where the integration fails to initialize. This is the bugfix release.

What's Changed

🐛 Bugfixes

• Fix NoneType in initial startup by @WebSpider in #433
• Fix update of vehicle data in not-initial poll by @WebSpider in #434

🗒️ Other changes

• Set version to 1.15.1 by @WebSpider in #435

Full Changelog: v1.15.0...v1.15.1