Fixes typo in doc string.
Makes save() and translates() retain the original _forced_language value if it happened to be set.
Normalizes language codes everywhere.
Adds MultilingualModelForm with README updates.
Puts lines breaks in README
Fixes typo in form class name.
Adds to MultilingualModelForm method signature because the admin uses non-keyword args. Also includes tests for this.
Attempts old style url.conf imports if new style fails.
Updates README.
Updates README with MultilingualModelForm usage.