v0.8.0

What's Changed

• Let user specify iterations without improvement by @Pr0methean in #21
• fix(deps): update rust crate log to 0.4.19 by @renovate in #25
• Eliminate ZopfliBlockState and instead pass members that are used by @Pr0methean in #26
• Use slices rather than vectors in ZopfliHash (std only) by @Pr0methean in #27
• fix(deps): update rust crate simd-adler32 to 0.3.7 by @renovate in #31
• chore(deps): update rust crate proptest-derive to 0.4.0 by @renovate in #32
• fix(deps): update rust crate log to 0.4.20 by @renovate in #30
• feat: add GzipEncoder and ZlibEncoder by @AlexTMjugador in 90cfdd4
• Several performance microoptimizations by @AlexTMjugador
• Change compress function signature to take Options by value instead of reference

Full Changelog: v0.7.4...v0.8.0