Fix multiple issues with CIFS mounting in Snakeoil WebApp
Multiple issues when mounting a network CIFS share, likely from the switch from cpprestsdk to Qt
- Username is not showing up in the WebApp
- Extraenous
##cifs##marker showing up in the WebApp (Old debug message, nothing to do with Qt) - Adding vers=2.0 in the options removed credentials field. So password protected CIFS partition will fail to mount