Signed-off-by: Carlos Panato <ctadeu@gmail.com>

* update boilerplate header and apply go fmt

Signed-off-by: Carlos Panato <ctadeu@gmail.com>

* lints: fix golangci-lint issues

Signed-off-by: Carlos Panato <ctadeu@gmail.com>

* updated based on feedback

Signed-off-by: Carlos Panato <ctadeu@gmail.com>

This makes the binaries "go installable" by their canonical names.

Signed-off-by: Dan Lorenc <dlorenc@google.com>

All instances of projectrekor are now renamed to SigStore

This includes:

* Import paths
* Tests
* Readme's

Signed-off-by: Luke Hinds <lhinds@redhat.com>

Some changes:
- import names (app -> api, logging -> log)
- Commands package (cmd -> app)

This is the first step in code reorganization. This follows the patterns
from kubernetes/kubernetes - each binary gets a directory under cmd/.
The main.go file for each binary lives there.
The commands live under cmd//app.