When building a simple app with just a tile like the twitter-widget-tile with command "jive-sdk build", the sdk always creates a folder i18n within extension_src with some dummy files.
How to get rid of them when providing own i18n files?
We'll need to see about adding that as a feature into the SDK. As it stands, all the SDK does is echo from the template here:
Again, this is meant to kick-start the project ... not meant to be a final implementation detail.