extend documentation for important aminer files.

[ernstleierzopf]

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Must haves

• I have read and followed the contributing guide lines at https://github.com/ait-aecid/logdata-anomaly-miner/wiki/Git-development-workflow
• Issues exist for this PR
• I added related issues using the "Fixes #"-notations
• This Pull-Requests merges into the "development"-branch

Fixes #1281

Submission specific

• This PR introduces breaking changes
• My change requires a change to the documentation
• I have updated the documentation accordingly
• I have added tests to cover my changes
• All new and existing tests passed

Describe changes:

[landauermax]

Looks good to me