redoing data storage in measurements
initialization of results in measurement class now also adds nan as values
adding a treatment to a measurement now adds a column with tval to the results
Merge remote-tracking branch 'origin/master'

Conflicts:
	gui/rockpygui.py
redoing data storage in measurements
initialization of results in measurement class now also adds nan as values
adding a treatment to a measurement now adds a column with tval to the results
Merge remote-tracking branch 'origin/master'

Conflicts:
	gui/rockpygui.py
Merge remote-tracking branch 'origin/master'