Resolve "Rename App"

Feature

Summary

This MR provides an updated name of the application because the old one has been misleading.

Compliance to “Definition of Done”

• Unit tests passed
• Code reviewed
• Acceptance criteria met
• Functional tests passed
• Non-Functional requirements met
• Product Owner accepts the User Story

Documentation

• N/A

Tests

Are we able to test this new feature?

• Yes, you can test by following these steps:

1. build the app locally
2. start the eXist dashboard
3. recognize the app's name

Changelog

• I added a statement to the CHANGELOG.

Version number

• I bumped the version number in build.properties.

Related Tickets

Closes #45 (closed)

/cc Mathias Göbel, Frank Schneider, Michelle Weidling