PSPReversal: added ability to display means of data; added ctrlTemplate.ui checkbox for user control. Also added formatted script output to main print button.
Merge remote-tracking branch 'origin/develop' into develop

Conflicts:
	acq4/analysis/modules/PSPReversal/PSPReversal.py
	acq4/analysis/modules/PSPReversal/ctrlTemplate.py
Merge remote-tracking branch 'origin/develop' into develop

Conflicts:
	acq4/analysis/modules/PSPReversal/ctrlTemplate.ui
IVCurve: refactoring and clean up. Mostly working.
Matplotlib.py (pyqtgraph/exporters): updated and merged with Lytle version.