Are you looking for Camera Raw for Photoshop Elements or Premiere Elements?
In any event, this is a user to user forum and not Adobe. We have no knowledge of any product development.
The X-T1 is listed in the ACR 8.4 beta at http://labs.adobe.com/technologies/cameraraw8-4-cc/?tabID=details#tabTop so quite soon.
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As has been pointed out, the raw image format of your XT-1 is not supported until Camera Raw which is still in the Beta stage.
And, if you go to download the beta, you will get the following message along the way once Camera Raw 8.4 plug-in is installed for
use in version 12...
I could not find the manual instructions for its installation included in the link provided. Since the link for the beta source talks to a CC product, not
Premiere Elements one. Perhaps I missed those instructions. But, here is how I know first hand how to install this Camera Raw 8.4 plug-in for use in Photoshop Elements 12 (for editing in the Camera Raw dialog) or use in Premiere Elements (only for using the raw image format as source media in a video project). A very detailed how to can be found in my blog post
For the 8.4 Beta, note in Step 2
Double click the payloads Folder to open it, and select its folder specifically named
Use the choice specifically named AdobeCameraRaw8.0All-140214161208