v1.2.0

• Add command line argument to specify option to run with no stream handler
• Remove log shutdown functionality as this was removing all logs in parent scripts that run this package
• Fix logging so that it is compatible with parent script when used as package
• Remove timestamp from logfile names
• Add git_tag() function to be used when adding version in setup.py
• Add further information to the readme about the script behaviour when handling development samplesheets