removed broken ru language

pkg/lang/lang.go

@@ -2,6 +2,8 @@
 
 package lang
 
+import "errors"
+
 var L = make(map[string]Lang)
 
 type Lang map[string]Key
@@ -10,3 +12,10 @@ type Key struct {
 	Key byte
 	Mod byte
 }
+
+func Exists(l string) error {
+	if _, ok := L[l]; !ok {
+		return errors.New("language '" + l + "' is not supported")
+	}
+	return nil
+}

pkg/lang/ru.go

@@ -1,11 +0,0 @@
-package lang
-
-import "git.giftfish.de/ston1th/duckycode/pkg/keys"
-
-func init() {
-	L["ru"] = ru
-}
-
-var ru = Lang{
-	"Binary": Key{keys.K["file"], keys.K["language/ru.properties"]},
-}