Show codecoverage for entire repo (#754)

* test: include all packages in code coverage report

Author: pjohnst5

Makefile

@@ -436,4 +436,4 @@ endif
 # run all tests
 .PHONY: test-all
 test-all:
-	go test -v -race -covermode atomic -coverprofile=coverage.out ./...
+	go test -coverpkg=./... -v -race -covermode atomic -coverprofile=coverage.out ./...