change to consistent naming scheme

auth.go

@@ -17,7 +17,7 @@ type Auth struct {
 }
 
 // build the auth struct
-func buildAuth() {
+func build_auth() {
 	// read the auth json file
 	json, err := ioutil.ReadFile("auth.json")
 	if err != nil {

bunnybot.go

@@ -17,7 +17,7 @@ var (
 
 func init() {
 	// build the authentication struct
-	buildAuth()
+	build_auth()
 
 	// build the redditbooru sources slice
 	build_redditbooru_sources()