• Enables use in no_std environments, controlled by the following feature flags (#316)
  • alloc (implies nightly)
  • collections (implies alloc and nightly)
  • std (default)
• Fixes a number of bugs around (de)serialize_with in newtype structs, tuple structs, newtype variants, and tuple variants (#335)
• Serializes double-references to generic types correctly (#337)
• Fixes some compiler warnings that snuck into 0.7.5 (#322)