Update client.zh_TW.yml

Change for better Traditional Chinese terms 

Admin > 管理員
Moderator > 版主
Posts > 帖子 (sometimes 發表 as a verb )
Topics > 討論話題 (主題 makes user confused with "Themes" ) 
Catogeries > 分類
Mute > 消音 (阻決 is weird )
poster_expansion will only slide down now.
Typo fix

Just another simple typo fix
updated spanish translation

still there are a ton of things to do
Jump to First Post instead of Reloading Topic
Change email token expiry to 24 hours instead of 1 week
TRIVIAL: Change some variables to `self`
When links have thousands of clicks, display them like 3.3K
Add plugin specs to travis.
You can only reuse email tokens within 24 hours.
massive update to admin quick start guide
Version bump to v0.9.8.9
add Transifex link to header of translation files
BugFix: email-in on categories wasn't null-ed properly

Causing a problem if two categories got saved with an empty string because the corresponding Database constraint on the index would complain about dublicate values
Merge pull request #2054 from ligthyear/fix-broken-cats

BugFix: email-in on categories wasn't null-ed properly
Merge pull request #2053 from vikhyat/travis-plugins

Add plugin specs to travis
Merge pull request #2049 from nbalonso/spanish-translation

updated spanish translation
Merge pull request #2050 from verg/unify_scroll_to_first_post

Scroll to Top of Topic instead of Reloading
Merge pull request #2047 from jpsullivan/patch-2

Typo fix
Merge pull request #2038 from fantasticfears/poster_expansion

poster_expansion will only slide down now.