增加websocket支持

vendor/golang.org/x/net/idna/idna9.0.0.go

@@ -5,6 +5,7 @@
 // license that can be found in the LICENSE file.
 
 //go:build !go1.10
+// +build !go1.10
 
 // Package idna implements IDNA2008 using the compatibility processing
 // defined by UTS (Unicode Technical Standard) #46, which defines a standard to
@@ -120,7 +121,7 @@ func CheckJoiners(enable bool) Option {
 	}
 }
 
-// StrictDomainName limits the set of permissible ASCII characters to those
+// StrictDomainName limits the set of permissable ASCII characters to those
 // allowed in domain names as defined in RFC 1034 (A-Z, a-z, 0-9 and the
 // hyphen). This is set by default for MapForLookup and ValidateForRegistration,
 // but is only useful if ValidateLabels is set.