What steps will reproduce the problem?
1. Go to your Jaiku overview
2. Open an avatar image (for example, http://www.jaiku.com/image/jocap%40jaiku.com/avatar_73f8ce1538ac4f73afdf3228ff3a317b_f.jpg)
3. Check developer console
What is the expected output? What do you see instead?
The correct header is image/jpeg, but image/jpg is sent.
What version of the product are you using? On what operating system?
The Jaiku.com setup.
Please provide any additional information below.
Not an issue with the default avatars.