Adding changes to prompt meme model
3354 nonfunctioning navbuttons for noncanonical tags
Add support for copycopter on staging (test)
The conditional seemed to be missing
The requested Gemfile.lock
change css cleaner to allow vendor prefixes; remove broken css comment-parsing logic
Merge pull request #1367 from zz9pzza/issue_3792

Add support for copycopter on staging (test)
Merge pull request #1161 from Talvalin/issue_3397_PM_more_prompts_required_allowed

Adding changes to prompt meme model
Merge pull request #1058 from tuff-ghost/issue_2834

2834: CSS Sanitizer inconsistent on allowed browser-specific prefixes
Merge pull request #973 from sarken/issue_3354

3354 remove nonfunctioning buttons for noncanonical tags