removing dinitialize
Fixes #682.
added ability to use show commands on objects that are not the current plot
function to reset plotting module state
Update plotting.py

Fix for Python2.7
Merge pull request #828 from surbas/patch-1

Fixes #682.
check for reserve vals
add docstring and rename to reset_output
add unit test for reset_output
Merge pull request #837 from ContinuumIO/feature/plotting_reset

Feature/plotting reset
Merge pull request #777 from ContinuumIO/feature/remove_dinitialize

removing dinitialize
Change parameters order to get the plot object first.
Merge pull request #835 from ContinuumIO/feature/show_other_objects

added ability to use show commands on objects that are not the current p...