Don't force flat correction coroutine to use dark
Move session template to top and include code_of
Remove argparse from install_requires

We depend on Python 2.7 for quite some time now, hence we don't need to
explicitly state that we want to install argparse.
Aerotech connection checks network input
Add argdrop function
Dummy camera has default frame rate
acquire method added to dummy cameras
Experiment base upgrade
Added imaging acquisition routines
Experiment tests upgrade
Experiment docs update