Check Lenovo SMM (System Management Module)

**System Requirements**
* Hardware Requirement
Lenovo SMM (System Management Module)

* Software Requirement
python2.7 or python3.5
ipmitool

* Output
power module:
```
$ ./check_lenovo_smm.py -H 198.126.XX.XX -u USER_NAME -p PASSWORD -m power
OK - System: "Lenovo ThinkSystem SD530 Server"; MTM: "xxxxxxxx"; SN: "xxxxxxxx"; | Enclosure Power Min.=50W; Enclosure Power Avg.=50W; Enclosure Power Max.=51W;

Enclosure Power: Min.:50W Avg.:50W Max.:51W
```
Nodes:
```
$ ./check_lenovo_smm.py -H 198.126.XX.XX -u USER_NAME -p PASSWORD -m nodes
OK - System: "Lenovo ThinkSystem SD530 Server"; MTM: "xxxxxxxx"; SN: "xxxxxxxx"; 4 out of 4 Nodes is OK; | Node1 Power Consumption(Avg.)=41W; Node2 Power Consumption(Avg.)=5W; Node3 Power Consumption(Avg.)=0W; Node4 Power Consumption(Avg.)=5W;

Node1 IP address:198.126.xx.xx Status:Power ON
Node2 IP address:198.126.xx.xx Status:Power OFF
Node3 IP address:198.126.xx.xx Status:Power ON
Node4 IP address:198.126.xx.xx Status:Power OFF
Node1 Power Consumption: Min.(W):40 Avg.(W):41 Max.(W):41
Node2 Power Consumption: Min.(W):5 Avg.(W):5 Max.(W):5
Node3 Power Consumption: Min.(W):N/A Avg.(W):0 Max.(W):N/A
Node4 Power Consumption: Min.(W):5 Avg.(W):5 Max.(W):5

```