[+] Wrapper header for implementation specific exception specification.

Signed-off-by: Jesse Klugmann <jesse@fd-imaging.com>
[*] Modified all throw(...), throw() or throw(x) to the details/cpp0x.hpp wrapper defines.

Signed-off-by: Jesse Klugmann <jesse@fd-imaging.com>
[+] Implemented different types of property accessors in property.hpp

Signed-off-by: Jesse Klugmann <jesse@fd-imaging.com>