fixed name input fields not appearing on first progressUpdate; fixed multiple responses when finalizing videos

reverted back to original name based new name tracking: identical uploaded names and formats are extremely unlikely

new link route hotfix rework

See merge request !17

changed out overflow-y hiding for no scrollbar display, because of the occasional bug where scroll is locked in the dashboard

fixed overflow handling when transitioning from intro to dashboard; changed text selection color @ login to better fit the theme

Video table improvements

See merge request !16

moved bulk action buttons to the top and merged them with the search field, fused them with the table; filtering now happens on keystroke