Properties: Default the children variable to a NodeSet instead of Array.

This should ensure we can just call Nokogiri methods on the variable
without having to check to see if it's a generic container (no children)
or a NodeSet (this is what happens when there are children to be
passed in).

Signed-off-by: Alex Zepeda <alex@inferiorhumanorgans.com>
AddressBookResource: Allow changing name via PROPPATCH.

Signed-off-by: Alex Zepeda <alex@inferiorhumanorgans.com>
BaseResource: Add #set_property logging tunable.

Signed-off-by: Alex Zepeda <alex@inferiorhumanorgans.com>
README: Add debugging and HTTPS instructions.

Signed-off-by: Alex Zepeda <alex@inferiorhumanorgans.com>