fix many errors to get a better pylint score
fix indentations errors
Added ueerrors.py file to store Errors class
Created valid response function in uecommunication
Created test file test_updatengine_client.py to use with py.test
Change break on error to raise Exception in updatengine-client.py
cp uecommunication.py and updtengine-client.py files
from LinuxDpkg to Windows directory