Build straight with crDroid info in "About phone" (3/3)

- Removed crDroid custom strings for build info and also the adition in device_info_settings.xml
- Use mod_version from CyanogenMod

Change-Id: I6122d6453bc219046693442a37102b500b3749a4
Revert "CM PlatLogo: CyanogenMod version preference (2/2)"

This reverts commit 3c4b17d6ac8ae7476dc95ba824da98092ea7e1fe.