Fixes #2280 Hitting Post Thread when having disallowed attachment ignores all submitted content
Fixes #2292 Problem with Find Attachments result in ACP
Fixes #2261 Showing the results of a poll uses theme from post with pid equal to poll's id
Fixes #2278 "You did not enter a description for this scheduled task"
Fixes #2207 Wrong Post Dates and guest names in Moderation Queue
Merge branch 'feature' of https://github.com/mybb/mybb into feature