Add add a language package to the Lang.

AppendTo add more language translations to the given language set.

Get return the value of default scope.

GetFromHtml return the value of given scopes and template.HTML value.

GetWithLang return the value of given language set.

GetWithScope return the value of given scopes.

GetWithScopeAndLanguageSet return the value of given scopes and language set.

WithScopes join scopes prefix and the value.

Lang is the global LangMap.

LangMap is the map of language packages.