Better Repository Page and Handling

[Revan335]

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Bader Repository Page like F-Droid
No Icons
No Share Option
No Add Option through F-Droid Repository Page like Browser
No Repo App Overview
No Favourite Repository

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Repo Icons

Share Option

F-Droid Repo Page Linked through App adding Option like Browser Page

So we can go to a Repo Link and he added/open droid-ify and the Repo added Screen with the selected Repo.

Repo App Overview

Favourite Repository
To prevent Updates from the wrong Repo. For example we have multiple Repos that have microG, the OS Repo like iodéOS or the microG Repo himself. The Favourite Repo is the OS Repo, Updates from other Repos are ignored.

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Additional context
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