v0.5.0

Feature

• enable vpc region availability zone variables (#53)
  Co-authored-by: Yu Kitazume

Code Refactoring

• remove scanning module (#49)

Small Modifications

• lower kms deletion window

Documentation

• small modifications to self-baked recipee (#51)
• self-baked example library (#50)
• role creation requirement when joining org
• kitchen test. example on howto run a specific kitchen test on local