Remove vestigal tests.
Remove vestigal tests.

markflorisson/datashape,cpcloud/datashape,aterrel/datashape,cowlicks/datashape,ContinuumIO/datashape,aterrel/datashape,quantopian/datashape,blaze/datashape,ContinuumIO/datashape,markflorisson/datashape,quantopian/datashape,FrancescAlted/datashape,cowlicks/datashape,cpcloud/datashape,FrancescAlted/datashape,llllllllll/datashape,llllllllll/datashape,blaze/datashape