Rscrypto 0.4 adds constant-time release-gate pipeline

This blog post details the release of rscrypto v0.4, which addresses earlier feedback regarding its handling of constant-time wording. The author clarifies the new policy on constant-time assurances within the crate, emphasizing the importance of clear documentation and scoping of evidence related to constant-time practices in cryptography. The post outlines significant changes in how evidence for constant-time behavior is structured, evaluates performance benchmarks, and solicits feedback on clarity and comprehensiveness of the documentation.