Import fails when used with Translatable

[mspacemedia]

Unable to import data when used with sites running Translatable. The URL gets malformed by one or the other modules ?locale=en_GB ends up before the /RecordID so Translatable is looking for a locale called ?locale=en_GB/6085 for example

admin/pages/edit/EditForm/1481/field/Dealers/importer/preview/6086?Locale=en_GB&BackURL=http%3A%2F%2Fsite.dev%2Fadmin%2Fpages%2Fedit%2Fshow%2F1481%3FLocale%3Den_GB is the inital URL

Import CSV then hits:

admin/pages/edit/EditForm/1481/field/Dealers/importer/import?Locale=en_GB/6086

[silverstripe-elliot]

@mspacemedia There's a pull request to fix the issue here: #45