v4.0.0-beta8

• Brand new convert project to cloud project feature to painlessly upload pre-existing projects on your QFieldCloud accounts in a few clicks
• Revamp of the main plugin toolbar with quick access to cloud project synchronization action
• Access to QFieldCloud-stored project through the QGIS browser panel has been re-worked for ease of use and reliability
• When downloading a project for the first time just ask for destination directory
• Set a default cloud directory
• Fix setting layer action for vector layers