(I used a similar repartition script on a nexus7 recently) - you can note down the xda thread at Google - Nexus 4 - mako - Documentation Suggestions if you want to
You could either ask varon00 to make you an unofficial eOS build or post the request here in the forum, though mostly there is a higher chance if the person having a build environ setup owns the device too. There’s no good process for this yet, as even if it is built, hosting the unofficial images long-term is also of concern. androidfilehost.com helps most of the time