Infinity-Box install BEST v2.21

Infinity Nokia [BEST] v2.21 - Service operations improved

- Service operations improved
WP10x: Service mode engine revised for WP10x
WP10x: Improved RPL operations
WP10x: Reset LifeTimer, SX4 activated
WP10x: Product Code change operation improved for some models
WP10x: NVM operations revised

- Other
Ini updated and revised
Some bugfixes and improvements at all

Infinity-Box install BEST v2.21