Add test for string that looks like a date
Add test for string that looks like a date

blaze/datashape,llllllllll/datashape,quantopian/datashape,blaze/datashape,llllllllll/datashape,ContinuumIO/datashape,ContinuumIO/datashape,quantopian/datashape,cowlicks/datashape,cpcloud/datashape,cpcloud/datashape,cowlicks/datashape