add test for segfaulting read_hdf
add test for segfaulting read_hdf

mrocklin/dask,jakirkham/dask,mraspaud/dask,pombredanne/dask,vikhyat/dask,cowlicks/dask,mrocklin/dask,pombredanne/dask,ContinuumIO/dask,jakirkham/dask,dask/dask,cpcloud/dask,mikegraham/dask,dask/dask,blaze/dask,jcrist/dask,mraspaud/dask,ContinuumIO/dask,gameduell/dask,vikhyat/dask,blaze/dask,chrisbarber/dask,jcrist/dask