refactor: replace all print with log: info, debug, warning, error and critical, and write in to a crash_report.log file the errors and criticals logs.
remove global LOGGER and add argparse to set log level by command line
add possibility to disable all log and crash log file creation by config file and command line
modify test to ignore logging
fix test to ignore logging
Added verbosity to tests execution.
removed all attribute logger
refactoring naming and help of argparse
fix typo
fix logger init
added defaults to argparse
refactor argparse init
fix typo
refactoring arg_parse_init
Merge pull request #21 from marco64bit/master

replace all print with log
Merge branch 'master' of https://github.com/corso-python-prato/share-system-team1 into test_refactoring
Merge branch 'test_refactoring' of https://github.com/fmarco/share-system-team1 into test_refactoring
fixed items to iteritems in loops on dictionaries