* Finished JS controller section translation; Worker & CSS to follow tomorrow
* First pass translation
* Whitespace
* Minor typo
* More minor fixes
* Crosslink languages
* Fix translation of web page vs web application
* More typo
Merge remote-tracking branch 'upstream/master'
* Function is 函式
Proofreading for zh-TW.
* Function is 函式
Merge branch 'doc/patch' of https://github.com/JuanitoFatas/500lines into JuanitoFatas-doc/patch

Conflicts:
	spreadsheet/chapter.zh-tw.md
* Explain TAB and ENTER as per @JuanitoFatas
* Make code agree with text
* Redo fixes post merge
* Element is 元素, component/part is 元件
* Stringify Date so the user will not need to type fastr than 200ms. Thanks @JuanitoFatas for the catch!
* Far better solution by stringifying val instead
* That is it for tonight