Bump version to 2.0.0
Bump version to 2.0.0

--- a/doh-client/version.go
+++ b/doh-client/version.go
@@ -24,7 +24,7 @@
 package main
 
 const (
-	VERSION    = "1.4.3"
+	VERSION    = "2.0.0"
 	USER_AGENT = "DNS-over-HTTPS/" + VERSION + " (+https://github.com/m13253/dns-over-https)"
 )
 

--- a/doh-server/version.go
+++ b/doh-server/version.go
@@ -24,7 +24,7 @@
 package main
 
 const (
-	VERSION    = "1.4.3"
+	VERSION    = "2.0.0"
 	USER_AGENT = "DNS-over-HTTPS/" + VERSION + " (+https://github.com/m13253/dns-over-https)"
 )