Add information about implications to the debugging experience

[gajus]

trafficstars

How does using proxymise affect the debugging experience?

Does it obscure the stack traces?

[jhampton]

I agree: what happens when an exception is thrown in the chain?

[zhangHongEn]

抱歉时隔这么久打扰各位~ 我在用proxymise时也被debug浪费大量时间, 所以补全了stack信息, 看起来作者并不在维护proxymise, 我fork了一个新分支 https://www.npmjs.com/package/pre-get