NBIO for winsock

added 7 commits

• 15d774b3 - [+] Added check if alias find call returned NULL
• b948640c - Merge branch 'release-2.8'
• 2154a1be - [+] Added ext_address,ext_address6 and ext_port_tcp to [server] section of main config
• 1267dc73 - ...
• 38b4d0bf - [*] Changed timeout
• 40139374 - ...
• e33b6191 - Merge branch 'master' into bugs-4737

Compare with previous version

changed target branch from release-2.8 to master

merged

mentioned in commit a34ab692