The credit goes to nhoc_huhu for posting this fix and jemju_xps-user for giving more detailed instructions and confirming it works. Please leave thanks for them, I'm just posting detailed, easier to follow instructions.
Things you will gain:
Sorry to burst your bubble but you'll be seriously disappointed with Kit Kat. It's not some groundbreaking update. TBH, it's just the need to have the latest and greatest, objectively this phone runs just as great with JB as it does with KK. Whoev...
It seems this app imitates apps like juice defender, etc. By turning your sync/data/wifi off when you don't need it.
I was also hoping for some real-time underclocking and/or undervolting app since it's from Qualcomm. :-/...
Hey guys, long time no see on this forum. Just wanted to let you know something about ICS. I moved on to Xperia S and guess what? Sony sucks so bad, even on it's official ICS for their own flagship model, the dialer takes 1-3 seconds to open!!
This kind of thread should have been posted in Themes & Apps sub-section.
There are few threads about HomeScreen in there.
This thread should not have been made at all.