This app allows you to create your user.conf/userinit.sh files without the need to edit complicated files. Simply plug your values into the app and it will create the necessary files for you and push them to the proper location. For now, works for Cyanogen 3.6.8x+, Cyanogen 4.1.99+ and OfficialDonut.

https://slideme.org/application/userconf-creator