changelog for i40evf-1.6.41

• Add support for XXV710 device (25 Gbps Ethernet)
• Multiple performance enhancements
• Fix potential memory leak in driver remove routine
• Fix for null dereference on suspend/resume
• Fix minor indentation issues
• Fix bug with lost interrupts on affinity change
• Clean up feature flags
• Support new kernel APIs
• Fix buffer overflow with many MAC and VLAN filters