Fixed an issue with passing SMART streaming parameters to camera either via a new structure created in SendSmartStreamingToCamera() or via the prmSmartStreamingValues->mCurrent. With this change destructor in PvParam <smart_stream_type> works correctly now.

git-svn-id: https://valelab.ucsf.edu/svn/micromanager2/trunk@14433 d0ab736e-dc22-4aeb-8dc9-08def0aa14fd