option('developer_mode', type: 'boolean', value: false, description: 'Enable developer mode' ) option('distributor_name', type: 'string', value: 'GNOME Web', description: 'Distributor name displayed on process crash page' ) option('https_everywhere', type: 'boolean', value: false, description: 'Enable experimental HTTPS Everywhere support' ) option('tech_preview', type: 'boolean', value: false, description: 'Enable Epiphany Tech Preview branding' ) option('unit_tests', type: 'boolean', value: true, description: 'Enable unit tests' )