I'm submitting a ...

• bug report
• feature request
• support request => Please do not submit support request here, see note at the top of this template.

What is the current behavior?

Html attachments height is 150px

If the current behavior is a bug, please provide the steps to reproduce and if possible a minimal demo of the problem

What is the expected behavior?

Html attacments height is equal to html content height (the same as for txt, png, etc attachments)

What is the motivation / use case for changing the behavior?

150px is not enoth to view attached html

Please tell us about your environment:

Other information