翻译中by Theo-l
	deleted:    "sources/Ledger \342\200\223 A Powerful Command Line Accounting Tool For Double-Entry Accounting.md"
	deleted:    sources/Linux development by the numbers--Big and getting bigger.md
Merge remote-tracking branch 'upstream/master'
Merge remote-tracking branch 'upstream/master'
翻译完成 待校对
Merge pull request #16 from theo-l/master

asyn