neaten import in SRS830
Merge branch 'sliders' of https://github.com/gervaislab/g2python into sliders
Added selection of the script and output files to the GUI, and now saves data to a file.
Instrument setup widget now has scrollbars appear if needed!
Merge file KT2400 from branch SuperInterferometer into Sliders branch (adds read and set voltage functionality).
Copying Interferometer.py from the SuperInterferometer branch
renamed some functions according to naming conventions. Moved print figure to pdw
updated .gitignore to ignore a test file
Now one can add instruments by simply changing the last line from TIME to anything else (there is therefore always an extra TIME). One can also decrease the list if the last two instruments' type are TIME. There is still a bug : if one reduce the list once, one cannot increase it again without causing a bug
Actually, commiting made me realise how to fix the bug..., now we can create new line dynamically, we should agree on how many line the default is
Merge branch 'sliders' of https://github.com/gervaislab/g2python into sliders
Import Tool instead of ToolTemp, and fix call to startWidget initializer from G2Gui
Renaming function and attribute and commenting, deleting useless code
Merge branch 'sliders' into SuperInterferometer

Conflicts:
	Interferometer.py
	drivers/KT2400.py
	recordsweep/G2Gui.py