Enhancements and Fixes

• Info Screen:

  • fix resolving 6/7GHz frequencies into channels (#139)
  • filter out /128 IPv6 addresses (to display the address prefix)
  • change rx/tx counters to 64bit (#132)

• Netlink:

  • fix memory leak by properly releasing allocated caches (#136)
  • add fallback to reading 32 bit byte count (#133)

Miscellaneous

• replace deprecated nl_send_autocall with nl_send_auto_complete
• fix nl80211 compiler warning
• fix configure when using basic sh (#131)