New Features included:

- field mean analysis --> including plots
- zonal mean analysis --> including plots
- basic output option

	modified:   integration/metrics/__init__.py
	new file:   integration/metrics/cdo.py
	modified:   integration/metrics/crpss.py
	modified:   integration/metrics/filehandler.py
	modified:   integration/metrics/findFiles.py
	new file:   integration/metrics/findFilesAbstract.py
	modified:   integration/metrics/findFilesCustom.py
	new file:   integration/metrics/findFilesCustomSeason.py
	modified:   integration/metrics/findFilesSeason.py
	modified:   integration/metrics/metricAbstract.py
	modified:   integration/metrics/msss.py
	modified:   integration/metrics/msssBootstrap.py
	modified:   integration/metrics/murcss_config.py
	modified:   integration/metrics/plotter.py
	modified:   integration/metrics/significance2.py
	modified:   integration/metrics/taylorplot.py
Merge branch 'master' of https://github.com/illing2005/murcss