Add Diskattrmap, Scsiattrmap for probed scsi devices

Additional changes

- Use ``iota`` for constants
- Remove unncessary C header files
- ``new-cmd`` now depends on codegangsta cli

pkg/cpu/cpu_test.go

@@ -14,6 +14,8 @@
  * limitations under the License.
  */
 
+// +build amd64
+
 package cpu
 
 import (