Do not offer to copy selectors.py to/from 3.4 CPython branch in update script.
Do not offer to copy selectors.py to/from 3.4 CPython branch in update script.

Martiusweb/asyncio,manipopopo/asyncio,manipopopo/asyncio,manipopopo/asyncio,gsb-eng/asyncio,1st1/asyncio,jashandeep-sohi/asyncio,vxgmichel/asyncio,1st1/asyncio,vxgmichel/asyncio,gvanrossum/asyncio,gvanrossum/asyncio,haypo/trollius,gsb-eng/asyncio,fallen/asyncio,haypo/trollius,ajdavis/asyncio,ajdavis/asyncio,ajdavis/asyncio,haypo/trollius,gvanrossum/asyncio,fallen/asyncio,gsb-eng/asyncio,Martiusweb/asyncio,fallen/asyncio,1st1/asyncio,vxgmichel/asyncio,jashandeep-sohi/asyncio,jashandeep-sohi/asyncio,Martiusweb/asyncio