adding lines under filters.new

adding filters.new.lower_title_with_count and lower_title
update zh_CN translation
Show badges in the poster expansion card.
Fix badge serialization issue.
Merge pull request #2251 from fantasticfears/locale

update zh_CN translation
Remove topic.notifications.title translation key since it's always an empty string
Update translations
FIX: Double clicking the home logo could leave you in a perpetual
"Loading" state.
Removes duplicate Controller definition
Merge pull request #2226 from CirnoKaster/patch-2

client.zh_TW.yml: adding lines under filters.new
Add public/*.html integration with Transifex
Extract scheduler cross-process locking into DistributedMutex.
Use DistributedMutex to make sure poll votes are tallied correctly.
improve keyboard shortcut css styles
minor keyboard shortcut copyedit
Merge pull request #2257 from vikhyat/distributed-mutex

Extract cross-process locking from the scheduler into DistributedMutex
Tighten API, add spec for recovery, keep mutex semantics
Merge pull request #2262 from vikhyat/poll-plugin

Add open/close buttons to poll UI
Merge pull request #2212 from vikhyat/badge-system

Show badges in the poster expansion card
FEATURE: Hidden site setting for max username length