Added helper function to init twitter client

src/WorstCaptcha/Twitter.go

@@ -0,0 +1,20 @@
+package WorstCaptcha
+
+import (
+	"github.com/kurrik/twittergo"
+	"github.com/kurrik/oauth1a"
+)
+
+func NewTwitter(config Config) *twittergo.Client {
+	twitterConfig := &oauth1a.ClientConfig{
+		ConsumerKey:    config.Twitter.ConsumerKey,
+		ConsumerSecret: config.Twitter.ConsumerSecret,
+	}
+
+	user := oauth1a.NewAuthorizedConfig(
+		config.Twitter.AccessToken,
+		config.Twitter.AccessTokenSecret,
+	)
+
+	return twittergo.NewClient(twitterConfig, user)
+}