nicki: cleanup TWRP graphics && BoardConfig

Change-Id: I0f1ea536f148d8269a010ec76a869b3757e9ac10
Signed-off-by: Arnav Gosain <nolinuxnoparty@gmail.com>

Conflicts:
	BoardConfig.mk
Merge pull request #1 from nolinuxnoparty/kk4.4

nicki: cleanup TWRP graphics && BoardConfig