Single endpoint for web+ui (Issue #4). Migrated to modern protobuf+grpc.

internal/httpservers/httpServer.go

@@ -0,0 +1,16 @@
+package httpservers
+
+import (
+	config "github.com/jamesread/OliveTin/internal/config"
+)
+
+// StartServers will start 3 HTTP servers. The WebUI, the Rest API, and a proxy
+// for both of them.
+func StartServers(cfg *config.Config) {
+	go startWebUIServer(cfg)
+	go startRestAPIServer(cfg)
+
+	if cfg.UseSingleHTTPFrontend {
+		StartSingleHTTPFrontend(cfg)
+	}
+}