Update documentation for crc32c, cpu

pkgs/storage/appendstorage/Makefile

@@ -0,0 +1,11 @@
+all: build test
+.PHONY: all
+
+build:
+	@godep go build
+
+test: build
+	@godep go test -race -coverprofile=cover.out
+
+clean:
+	@rm -v cover.out

pkgs/storage/fsstorage/Makefile

@@ -0,0 +1,11 @@
+all: build test
+.PHONY: all
+
+build:
+	@godep go build
+
+test: build
+	@godep go test -race -coverprofile=cover.out
+
+clean:
+	@rm -v cover.out

pkgs/storage/storage.go

@@ -4,6 +4,7 @@ import "io"
 
 type ObjectStorage interface {
 	List() ([]ObjectDescription, error)
+	// ListBucket(bucketName string) ([]ObjectDescription, error)
 	Get(path string) (io.Reader, error)
 	Put(path string, object io.Reader) error
 }