You may have already downloaded the zip file from the link above and copied the zip file in SD card. Restart your device in Cwm recovery and make a backup of your device.
Then always from Cwm perform a full wipe:
1. Download the. Zip file and dump the firmware to the memory card.
2. Loaded in Recovery
3. Make a backup
4. Making wipes:
1) Wipe Data Factory Reset
2) Wipe cache partition
3) Mounts and storage -> format system
4) Advanced -> Wipe Dalvik Cache
5) Select Install / Instal zip from SD
6) Choose. Zip firmware file and wait for the end of the process.
7) Boot the system is ready.
8) intall gapps
the rom is rooted and support theme
Notes: First boot long time please wait…
Download: Rom link