Version 0.1.4 Release

What's Changed

• [FIX] fix config item: corpus_path in example by @VincentXWD in #3
• [FIX] fix bug in scann build_index by @ZhuochengZhang98 in #6
• [FIX] fix bug in ElasticRetriever.len when index is not initialized by @ZhuochengZhang98 in #8

New Contributors

• @VincentXWD made their first contribution in #3

Full Changelog: 0.1.3...0.1.4