Remove 7.0 PreviousVersion Attributes

[bhombot-ci[bot]]

Remove 7.0 PreviousVersion Attributes and Versioning JSON files

[FraserGreenroyd]

@BHoMBot check versioning

[bhombot-ci[bot]]

@FraserGreenroyd to confirm, the following actions are now queued: - check `versioning`

[FraserGreenroyd]

@BHoMBot check compliance

[bhombot-ci[bot]]

@FraserGreenroyd to confirm, the following actions are now queued: - check `code-compliance` - check `documentation-compliance` - check `project-compliance` - check `branch-compliance` - check `dataset-compliance` - check `copyright-compliance` There are 27 requests in the queue ahead of you.

[FraserGreenroyd]

@BHoMBot this is a DevOps instruction. I am requesting neutral checks on: core, null-handling, serialisation, installer

[bhombot-ci[bot]]

@FraserGreenroyd I have provided neutral checks to the checks requested. These checks will need to be run properly to obtain full results.

[FraserGreenroyd]

@BHoMBot this is a DevOps instruction. I am authorising dispensation to be granted on check ref. 19900780799

[bhombot-ci[bot]]

@FraserGreenroyd I have now provided a passing check on reference `19900780799` as requested.

[FraserGreenroyd]

@BHoMBot check ready-to-merge

[bhombot-ci[bot]]

@FraserGreenroyd to confirm, the following actions are now queued: - check `ready-to-merge`