v0.0.6

Changelog

• b747fb1 Merge pull request #23 from danslo/persistent-cache
• 461716f Merge pull request #25 from fastschema/refactor.rename_symbols_and_enhance_go_value_passthrough
• dd6cf2b add CacheDir option to README
• 5b7777a add CacheDir tests
• 66dde3a add cacheDir option
• 8aa2857 check if cache directory not empty after closing runtime
• 511350c move cache option
• 09df7fa refactor: rename symbols and enhance go value passthrough