Stopping to measure execution time of HostRpmBuilder._overlay_segment.
Removing file:// from repository url.
Allowing to execute unit tests as described in README.
refactoring: extracted function validate_revision_argument.
Returning argument when valid.
Ensuring given repository url is valid
Removed empty line.
Adapting documenation and usage information...
Removed unused constant.
Inlining constant ROOT_LOGGER_NAME.
refactoring: initialization of logger.
Measuring the execution time is definitly debug information.
Minor refactoring ...
bugfix: adding console handler before logging that debug logging is enabled.
inlining variables
Improving logging information.
Reducing logging noise.
Improving logging + extracted module logutils.
Root logger and sys logger have debug now - console is determined by arguments and configuration.
Documenting that --debug only enables DEBUG on console.