Don't nil out the map when it's removed from the superview. This way, it's MUCH faster if the user goes back to it. This could be a major memory suck, though, since the root view for each module exists forever.
Don't nil out the map when it's removed from the superview. This way, it's MUCH faster if the user goes back to it. This could be a major memory suck, though, since the root view for each module exists forever.

Signed-off-by: Blake Skinner <f2809f73afc906ecbb5ce29ea24012b18700bcc7@mit.edu>

smartcop/MIT-Mobile-for-iOS,MIT-Mobile/MIT-Mobile-for-iOS,MIT-Mobile/MIT-Mobile-for-iOS,xNUTs/MIT-Mobile-for-iOS,smartcop/MIT-Mobile-for-iOS,xNUTs/MIT-Mobile-for-iOS