asn1-rs-0.4.0

asn1-rs:

• Add generic error parameter in traits and in types
  • This was added for all types except a few (like Vec<T> or BTreeSet<T>) due to
    Rust compiler limitations
• Add DerAutoDerive trait to control manual/automatic implementation of FromDer
  • This allow controlling automatic trait implementation, and providing manual
    implementations of both FromDer and CheckDerConstraints
• UtcTime: Introduce utc_adjusted_date() to map 2 chars years date to 20/21 centuries date (#9)

derive:

• Add attributes to simplify deriving EXPLICIT, IMPLICIT and OPTIONAL
• Add support for different tag classes (like APPLICATION or PRIVATE)
• Add support for custom errors and mapping errors
• Add support for deriving BER/DER SET
• DerDerive: derive both CheckDerConstraints and FromDer

documentation:

• Add doc modules for recipes and for custom derive attributes
• Add note on trailing bytes being ignored in sequence
• Improve documentation for notation with braces in TaggedValue
• Improve documentation