Fix this.route

[instance-pro]

Fix for using: i18n.route('')
Fix upper-lowercase i18n.route('TEST') and i18n.route('test') is self now

this.route = function(route) {
return new RegExp("^(/("+self.options.enabled.join("|")+"))?/?" + (route ? route : "") + "/?$", "i");
}

[larafale]

hello @Hlop , can you send pull request for both of your fixes ? thanks