Released gnet v1.1.0

#Features

• Support new load-balancing algorithm of least-connections #63
• Support new load-balancing algorithm of source-addr-hash #64
• Add a new API to get the number of currently active connections 5ae4849

#Bugfixes

• Fix an issue of not recycling byte-buffers 3b6edfd
• Fix a bug of reading data from the full ring-buffer a9caa26

#Enhancements

• Improve several methods of ring-buffer 828e845
• Refine the range indexes when re-slicing 008c0c9
• Lazily allocate memory for ring-buffers 095ef52

#Docs

• Switch go doc to pkg.go.dev b973741
• Add TechEmpower benchmarks 65d859b 9bd48a3 04b473e 3743d0f
• Improve some statements cc4ccd4

#Misc

• Rename the eventloop_group.go to load_balancing.go 24203f4
• Add unit test for ring-buffer ecf3473072d1c02ca69b469d24c5581eae041d2f 94246dc