Finalize Wiki (features specification)

[MarcusAronsson1]

User Story

As a potential customer of the system, I want to be able to see all the features and limitations so that I can decide if I rally want to buy it.

Acceptance criteria

• [x] All the relevant requirements and constraints are present in the wiki
• [x] The requirements follows the INVEST pattern

To Reproduce

Steps to reproduce the behavior:

• Go to the wiki page
• Read through the documentation

[MarcusAronsson1]

Added examples to the different requirements.