add httpc

test/testhttp.lua

@@ -0,0 +1,16 @@
+local skynet = require "skynet"
+local httpc = require "http.httpc"
+
+skynet.start(function()
+	print("GET www.baidu.com")
+	local header = {}
+	local status, body = httpc.get("baidu.com", "/", header)
+	print("[header] =====>")
+	for k,v in pairs(header) do
+		print(k,v)
+	end
+	print("[body] =====>", status)
+	print(body)
+
+	skynet.exit()
+end)