Merge pull request #1 from dingzg/master

for test
Merge pull request #6 from xubj/master

Merge pull request #1 from dingzg/master
for test
update:class OperationHandler.task => OperationHandler.shell
add shell.py
Merge pull request #7 from cdyue/master

update task.py and shell.py
Merge pull request #8 from xubj/master

update
Merge pull request #2 from xubj/master

get
Merge pull request #9 from xubj/onepanel

Merge pull request #2 from xubj/master
Merge pull request #3 from dingzg/master

get file