v1.9.3

Changelog: https://gerrit.avm99963.com/plugins/gitiles/infinitegforums/+log/refs/tags/v1.9.2..refs/tags/v1.9.3

1. 74dcc91 Add .DS_Store to .gitignore by avm99963 · 3 years, 3 months ago
2. 6c35730 Add Firefox support by avm99963 · 3 years, 9 months ago
3. 03d5409 Added release scripts by avm99963 · 4 years, 3 months ago
4. 6d9c5fe Added features to automatically load all messages in a thread and enable the enableLoadingDraftMessages flag by avm99963 · 5 years ago