Added - Implemented no_std support by adding a default std feature.

v0.2.0 Added - [[#34](#34)] Implemented the `Error` trait for the errors defined in vm-fdt. - [[#41](#41)] The threat model documentation is now available in the README.md. - [[#37](#37)] Added `property_phandle` which is checking values for uniqueness. Fixed - [[#32](#32)] Validate that node names are following the specification. - [[#46](#46)] Fix potential overflow in `FdtWriter::begin_node()`.

v0.1.0 This is the first release of vm-fdt. The vm-fdt crate provides the ability to write Flattened Devicetree blobs.