New C++ query module API

[antepusic]

Description

Add and extend C++ API from #68, and update query modules to use it.

Pull request type

• [ ] Bugfix
• [ ] Algorithm/Module
• [x] Feature
• [ ] Code style update (formatting, renaming)
• [ ] Refactoring (no functional changes, no API changes)
• [ ] Build related changes
• [ ] Documentation content changes
• [ ] Other (please describe):

Related issues

Delete if this PR doesn't resolve any issues. Link the issue if it does.

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Reviewer checklist (the reviewer checks this part)

Module/Algorithm

• [ ] Core algorithm/module implementation
• [ ] Query module implementation
• [ ] Unit tests
• [ ] End-to-end tests
• [ ] Code documentation
• [ ] README short description
• [ ] Documentation on memgraph/docs

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