Draft: Resolve "Contacts should be reachable through search as well"

Progress

• Changelog entry
• Documentation, for feature, add usage in the README and make sure a gif showing the feature can be generated with ./gradlew clean gif
• Tests
• Implémentation
  • access the contacts
  • add it in the grid view
  • check double refresh on text entry ? (double notify via)
  • sync hide unmatched items (preference: app only ?!)
  • check again permission process
  • change contact default icon for a better one and log credit

Comments

(Some comments, questions about the implementation, why you did that or that...)

Related issues

Closes #31