For convenience, also set recon rotation center
For convenience, also set recon rotation center

When the slider is moved, also set the reconstruction rotation center
for convenience.

Signed-off-by: Patrick Avery <743342299f279e7a8c3ff5eb40671fce3e95f13a@kitware.com>

OpenChemistry/tomviz,OpenChemistry/tomviz,OpenChemistry/tomviz,OpenChemistry/tomviz