Sometimes convert result will be \uXXXX.#1

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soulteary wants to merge 3 commits intowe11adam:masterfrom

soulteary:master

Commits on Oct 29, 2014

Sometimes convert result will be \uXXXX.
晓白
committed

Commits on Oct 30, 2014

able to decode the error ascii string, update test cases.
晓白
committed
remove unuse devpendencies.
晓白
committed