[Brook] Added stream errors and Core's failure kinds. - #151

[Brook] Added stream errors and Core's failure kinds.#151

moetemp wants to merge 5 commits into

moe/brook/v2/p2b-records-wiremoetemp/sdk-python:moe/brook/v2/p2b-records-wirefrom

moe/brook/v2/p2c-errors-cursorsmoetemp/sdk-python:moe/brook/v2/p2c-errors-cursorsCopy head branch name to clipboard