Release v0.3.0

Changelog

• a428479: updating docs (@rayjanoka)
• 804acc4: adding the configure doc (@rayjanoka)
• a982b47: removing quoting in the helm secret, updating helm chart to v0.2.1 (@rayjanoka)
• 6835e49: adding google cloud storage support (#3) (@rayjanoka)
• 9902fdd: removing localhost default endpoints (@rayjanoka)