Review docs

[skasberger]

Review the docs after finishing them writing.

Review by @skasberger:

• [x] Version
  • [x] Docs
  • [x] setup.py
• [x] Homepage
  • [x] Content
  • [x] Language
  • [x] Links
  • [x] Code
  • [x] Resources
• [x] Contributor Guide
  • [x] Content
  • [x] Language
  • [x] Links
  • [x] Code
• [x] Installation
  • [x] Content
  • [x] Language
  • [x] Links
  • [x] Code
  • [x] Resources
• [x] CSV templates
  • [x] Content
  • [x] Language
  • [x] Links
  • [x] Code
  • [x] Resources
• [x] User Guide - Basic
  • [x] Content
  • [x] Language
  • [x] Links
  • [x] Code
  • [x] Resources
• [x] User Guide - Advanced
  • [x] Content
  • [x] Language
  • [x] Links
  • [x] Code
  • [x] Resources
• [x] Contact
  • [x] Content
  • [x] Language
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• [x] Resources
  • [x] Content
  • [x] Language
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• [x] Use-Cases
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  • [x] Language
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• [x] FAQ
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• [x] Release history
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  • [x] Language
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• [x] README.md
  • [x] Content
  • [x] Language
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• [x] Bug report template
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• [x] Feature request template
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• [x] Issue template
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• [x] Commit message template
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• [x] develop branch is used incorrectly (-> replace with master)