Update stable version in repo from 0.4.0 to 0.5.1

[GermanBluefox]

Think about update stable version to 0.5.1

Version: stable=0.4.0 (133 days old) => latest=0.5.1 (15 days old)
Installs: stable=174 (85.71%), latest=17 (8.37%), total=203
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[GermanBluefox]

This issue seems to be outdated

This issue suggests to update the stable version of this adapter to 0.5.1 but in meantime an updateto version 0.12.5 is sugested.

So this issue will be closed and repleaced by an updates one.