Feature Request: WYSIWYG-Editor

[Killerkomando]

Currently, you cannot highlight any information or link to another website. Furthermore, all spaces are removed, this can quickly lose track of a larger announcement. It would also be cool if you could integrate pictures or viedeos like in an announcement center.

[nickvergessen]

Duplidate of

• Allow mentions of users in announcements #55
• Use RichContenteditable or RichEditor for input #284
• Implement editing toolbar which works for images and texts  #303