Update de.yml

Some small corrections and additions.
Updated the 'feed' translation

We don't really have a word for "Feed" in Romanian. 
I have never heard or seen anyone use the "Flux Web" naming before, everyone uses "Feed", but since there's an article on ro.wikipedia.org (even the page for rss uses 'feed') for it ... there we go, best of both worlds.
Update pl.yml

Update pl.yml

Update Readme.markdown
Updated, including the new layout.
Create zh-TW.yml for Traditional Chinese.
Update zh-TW.yml
Removed all comments
Added 'title_by_author'.
Update zh-TW.yml
Update zh-CN.yml
Fix language in not found messages
add `like` and `title_by_author`
Update sl.yml

Translated missing words.
Formatting to more closely match the english file
Adding a missing character and adding "like".
Translating title_by_author
Update ar.yml
Merge pull request #18 from theMohamedSaid/patch-1

Update ar.yml
Merge pull request #17 from kimroen/master

Adding some sentences and words to the Norwegian (nb) translation, and formatting.
Merge pull request #16 from lukabratos/master

Update sl.yml