v0.2.4

What's Changed

• iterator: fix crash when first file has empty objects by @ManuelHu in #21
• some docs fixes after rename by @ManuelHu in #23
• cli: fix --verbose not enabling log messages by @gipert in #26
• io: warn when field_mask references unknown fields by @gipert in #25

Full Changelog: v0.2.3...v0.2.4