Change default deepmd_version and make the screen output complete (#1641)

1. make default deepmd_version setting be consistent with the doc
2. add StreamHandlers to root logger to make the screen output complete

<!-- This is an auto-generated comment: release notes by coderabbit.ai
-->
## Summary by CodeRabbit

- **New Features**
	- Updated versioning information for improved clarity.
- Added a versioning element in the configuration for tracking and
compatibility.
- **Bug Fixes**
- Enhanced logging configuration to improve message handling and
visibility during runtime.
<!-- end of auto-generated comment: release notes by coderabbit.ai -->

---------

Signed-off-by: Scott Wu <71915685+scott-5@users.noreply.github.com>

Author: scott-5

dpgen/__init__.py

@@ -11,6 +11,7 @@
 # dlogf_formatter=logging.Formatter('%(asctime)s - %(name)s - [%(filename)s:%(funcName)s - %(lineno)d ] - %(levelname)s \n %(message)s')
 dlogf.setFormatter(dlogf_formatter)
 dlog.addHandler(dlogf)
+logging.basicConfig(level=logging.WARNING)
 
 __author__ = "Han Wang"
 __copyright__ = "Copyright 2019"

dpgen/generator/run.py

@@ -4693,7 +4693,7 @@ def post_fp(iter_index, jdata):
 
 
 def set_version(mdata):
-    deepmd_version = "1"
+    deepmd_version = "2"
     mdata["deepmd_version"] = deepmd_version
     return mdata
 

tests/generator/machine-local-v1.json

@@ -1,4 +1,5 @@
 {
+    "deepmd_version": "1",
     "train_machine": {
         "machine_type": "shell",
         "lazy_local": true