v1.4.4-6

• bugfix handling lowercase defined POEM profiles
• remove hardcoded customer name for topology-gocdb-connector
  ARGOeu/ARGO#173
• guide updated with new configuration option for customer
• bugfix in case of no downtimes defined for given date
  ARGOeu/ARGO#170
• poem-connector urlparse bugfix
• grab all distinct scopes for feed
• fix initialization of loggers in config parsers
• backward compatible exception messages
• filter SRM endpoints too
• refactored use of logging
• connectors can verify server certificate
  ARGOeu/ARGO#153
• report correct number of fetched endpoints even if SRM endpoints were being filtered
• connectors handle help argument and describe basic info and usage
  ARGOeu/ARGO#169
• removed hardcoded scopes and grab them dynamically from config
  ARGOeu/ARGO#168
• report config parser errors via logger
• downtimes connector complain if wrong date specified
• remove notion of default scope
• doc moved to repo
• updated doc with server's cert validate options