runtests.py: only catch SkipTest exception when loading a module, don't catch all exceptions
runtests.py: only catch SkipTest exception when loading a module, don't catch
all exceptions

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