v0.1.2

Changelog

d74ced9 bumps to v0.1.2
df8460b updates usage docs
b3b05ed adds cluster version to fleet command
476ef0f adds namespaces overview to fleet command
3b48515 removes logger from root command
3dc0223 improves node overview
d7e7f30 inits nodes overview
8f21b0b updates docs
f8bbe18 updates krew manifest for v0.1.1