* bump version to 0.12.1
* add initial version for release candidates
* add rc version
* version 0.12.1
* addon: bump base image version to v17.1.0
* 270 ha addon add syntax check to config parameters (#274)
* fixed requirement status of client mode host
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Co-authored-by: Michael Metz <michael.metz@siemens.com>
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Co-authored-by: metzi <147942647+mime24@users.noreply.github.com>
Co-authored-by: Michael Metz <michael.metz@siemens.com>