add NC variable --> no color

Author: SaicharanKandukuri

plugins/colors

@@ -4,4 +4,5 @@ RST="\e[0m"
 RED="\e[1;31m" # *This is bold
 GREEN="\e[1;32m"
 BLUE="\e[34m"
+NC="\e[0m"
 DC=${BLUE}