Post view: safety marked with color
Tag merging: fixed validation
Faster tag list
Added benchmark helper
Increased source length limit to 200 chars
Upload: increased thumbnail size to 150x150px
Fixed empty search queries in mass tag
Added mass tag to header
Tag list gets tabbed interface
Header becomes less bloated in favor of tabs
Focused tab is marked with different color
Merge remote-tracking branch 'upstream/master'
Added safety check for tag renaming
Unused tags are removed on post edit
Merge remote-tracking branch 'upstream/master'