fix problem with date format 02.01.2006

This is a commit from https://github.com/mehanizm/dateparse/tree/fix_02.01.2006
which attempts to fix the limitation with day first date formats. It was not
yet merged into the original repo (araddon#133)

fix problem with date format 02.01.2006

This is a commit from https://github.com/mehanizm/dateparse/tree/fix_02.01.2006
which attempts to fix the limitation with day first date formats. It was not
yet merged into the original repo (araddon#133)