Reorganize and clean up plugin

plugin/http/Response.lua

@@ -0,0 +1,34 @@
+local HttpService = game:GetService("HttpService")
+
+local stringTemplate = [[
+Http.Response {
+	code: %d
+	body: %s
+}]]
+
+local Response = {}
+Response.__index = Response
+
+function Response:__tostring()
+	return stringTemplate:format(self.code, self.body)
+end
+
+function Response.fromRobloxResponse(response)
+	local self = {
+		body = response.Body,
+		code = response.StatusCode,
+		headers = response.Headers,
+	}
+
+	return setmetatable(self, Response)
+end
+
+function Response:isSuccess()
+	return self.code >= 200 and self.code < 300
+end
+
+function Response:json()
+	return HttpService:JSONDecode(self.body)
+end
+
+return Response