0.6.1

Project updates

• Upgrade Actix and kube (#82)
• Refactor apply_gordo example (#83)

Dependency updates

• Bump envy from 0.4.0 to 0.4.1 (#84)
• Bump tokio from 0.2.6 to 0.2.8 (#85)
• [Security] Bump http from 0.1.19 to 0.1.21 (#86)
• Bump tokio from 0.2.8 to 0.2.9 (#88)
• Bump reqwest from 0.10.0 to 0.10.1 (#87)
• Bump tokio from 0.2.9 to 0.2.10 (#89)
• Bump serde_json from 1.0.44 to 1.0.45 (#91)