OurCal::Month - a representation of an OurCal::Month
my $month = OurCal::Month->new( date => '2007-11');
Returns the previous month as an object
Returns the next month as an object.
Returns this month as a string
Returns whether this month object is also the current month in the real world
Returns an array of all the days in this month as objects.
Returns the number of weeks in this month.