Translate Checking out Pull Requests (ko)
Small style fix
Merge pull request #59 from marocchino/ko-translation

Translate Checking out Pull Requests (ko)
Updated Task List section to show Nested Task List
Merge pull request #61 from AlexandreArpin/master

Updated Task List section to show Nested Task List
Update task list translations(ko, ja, zh-cn)
Merge pull request #62 from marocchino/update-translation

Update task list translations(ko, ja, zh-cn)