Accept CSV lat/lon columns that use a comma instead of period for decimal. Found in a source for Iceland; fixes issue #102
Accept CSV lat/lon columns that use a comma instead of period for decimal.
Found in a source for Iceland; fixes issue #102

This fix is not particularly efficient but it's not awful. timeit
shows it adds about 200-250ms for one million rows.

openaddresses/machine,slibby/machine,openaddresses/machine,openaddresses/machine,slibby/machine,slibby/machine,slibby/machine