v0.0.8

• Reorganize help output
• Allow port configuration for open command
• Retry installing Istio upon request did not complete within allowed duration error

e4ac6d65170c41738990d8aff5854df587c863edeaa442fc1ffa43f1753a8183  ./knctl-darwin-amd64
4ee455bb812e047e32d260d55bb3f6a615eac6fb347fe85a193acaeca4d49467  ./knctl-linux-amd64