Fixed module with optional connected ports having wrong size after 'save as'
Fixed module with optional connected ports having wrong size after 'save as'

We need to re-check all connected ports because
the pipeline is recreated after 'save as'.

Fixes #1121

minesense/VisTrails,VisTrails/VisTrails,minesense/VisTrails,minesense/VisTrails,minesense/VisTrails,VisTrails/VisTrails,minesense/VisTrails,VisTrails/VisTrails,VisTrails/VisTrails,VisTrails/VisTrails