Yeti 0.5.0

What's Changed

• Add update and delete tools for requirements and stories by @macorifice in #10
• Track acceptance criteria and save exports to a file by @macorifice in #11
• Add archive_project and set_project_mode by @macorifice in #12
• Add update_project and search_items by @macorifice in #13
• Add duplicate_project to reuse a project as a template by @macorifice in #14
• Add import_requirements to read requirements from CSV by @macorifice in #15
• Release 0.5.0 by @macorifice in #16

Full Changelog: v0.4.0...v0.5.0