Merged requested to merge 1242-display-image-attachments into master
This adds support for displaying image attachments with glide. It is just for showing the first image attachment of a message in the conversation. It doesn't support multiple images and images are not yet clickable.
I test this on API 16, API 22 and API 28.
After (this MR):
With fake images injected:
First and biggest part of #1242 (closed)