GitLab

Fetch benchmarks results on all nodes, will rsync after each benchmark.
The results directory structure on control node is as follows:

```
outputs/
└── datetime
    ├── nodes
    │   └── node-0
    │       ├── benchmarks
    │       │   ├── benchmark-0
    │       │   │   ├── rank-0
    │       │   │   │   └── results.json
    │       └── sb-exec.log
    ├── sb-run.log
    └── sb.config.yaml
```

* Support custom output directory.
* Update document.

Fix bugs and refine log in single GPU benchmarks:

* Fix none framework issue
* Fix empty parameter bug
* Remove missed mobilenet_v3 models
* Change benchmark registration log to debug level
* Add pid in logging
* Add missing benchmarks in default config
* Fix deprecated logging warn

* Save benchmark results to json file.

* use absolute path of input file
* parse registry uri from image
* merge common parts for arguments processing

* fix missing package in dockerfile
* update benchmark list and parameters
* catch runtime errors
* refine logging info

* CLI integration with Executor and Runner

Add superbench executor class

* add executor class
* update default config to exec benchmarks
* add micro benchmarks and model benchmarks