Utilizar ruta absoluta si no se encuentra ruta relativa al directorio de internacionalizacion

Cambio en la busqueda del directorio de internacionalizacion:

• Si existe directorio relativo "internationalization" en el directorio actual, entonces se utiliza
• Sino, se utiliza la ruta absoluta generada a partir del codigo fuente (MATEFUN_SOURCE_DIR/internationalization)

src/MateFun/InternationalizationHelper.hs

@@ -24,7 +24,11 @@ __ = unsafePerformIO . getText
 hgettext_locale_domain = "mate-fun" --IMPORTANT: Value should be the same as MATEFUN_MO_FILENAME value on translations.sh
 hgettext_locale_dir = "internationalization" --IMPORTANT: Value should be the same as INTERNATIONALIZATION_DIR value on translations.sh
 
-hgettext_abs_dir = getFullDir hgettext_locale_dir -- Absolute dir path
+-- If relative path for internationationalization is not found on the current directory, then use the absolute path generated from the source code
+hgettext_abs_dir :: String
+hgettext_abs_dir = if unsafePerformIO (doesDirectoryExist hgettext_locale_dir)
+                   then hgettext_locale_dir
+                   else getFullDir hgettext_locale_dir
 
 -- Helper functions
 getFilePath :: String
@@ -40,4 +44,3 @@ getParentDirectory =    let text = replace (pack "src/MateFun/Internationalizati
 getFullDir :: String -> String
 getFullDir dir =    let parent = getParentDirectory
                     in parent ++ dir
-