v0.9.5 flags CLI support, etc

[lainio]

• goreleaser needs --clean flag
• trying to find reference point for performance problem HeavyPtrPtr
• empty Catch default is logging now as try.Out().Logf()
• tracer flags auto flag with std lib's pkg
• asserter flag added
• auto-flags: usages & functions
• tracer flag pkg support to tracer implementation file
• assert has own cmd flag
• tracer flag type is 'stream' & Get implemented
• rm errors.Join
• -benchmem is default test args
• escape analysis for err2
• reference benchmark of goroutine ID parsing
• reference benchmark for regexp decamel
• renamed CamelRegexp -> DecamelRegexp
• refactor asciiWordToInt
• optimization disable comment
• todo removed because it_s handled by handler.Info
• better skimmable
• rm TODOs
• refactoring for readability for benchmark
• Catch() documentation for logging
• check tag format, todo: check tags greater than last
• more checks in release script
• readme & changelog update for next release
• linter, use same assert fmt string
• flags section formations and language
• more cross link information about flag support
• flag pkg support documentation
• release & version information
• fmt
• remove debug line