V0.7.0

What's Changed

• Derive PartialEq for most enums to allow equality comparisons by @digizeph in #14
• Implement ordering for BgpElem based on time and ip by @digizeph in #15
• Extend BGP message types by @digizeph in #16
  • Asn now is a struct with AsnLength included
  • Attribute now has value, type and flag
  • added eq and partial eq to all structs
• Add clone derive for MrtRecord by @digizeph in #17
• Support open optional params by @digizeph in #18
• change Asn inner field asn to u32 from i32 by @digizeph in #19

Full Changelog: v0.6.1...v0.7.0