Finished modding. Credits: @yayakuya for single sim mod.
yayakuya's thread: http://forum.xda-developers.com/show....php?t=2323965
However, the framework-res.apk of the AOSP lockscreen mod from that thread is compressed during compilation which *may* cause problems for some people. Besides, it would be risky to flash on E Dual when the mod is for E Single. I simply modify the layout .xmls to match the modifications in the E single mod and recompile it with less compression. Link to download the framework-res.apk is in the attatchment. Push it to /system/framework/, set permission to rw-r--r--. Worked flawlessly on the Noz rom (Stock based Jellybean rom)
For those of you working on roms: Using the framework-res.apk I uploaded will undo all modifications you made to YOUR framework-res.apk, since this is not a themed framework-res.apk. The file is untouched, only modification is AOSP lockscreen. To keep your modded framework-res.apk and still get the AOSP lockscreen, follow these instructions: