Version 2.0 released

Version 2.0 available!

Notable changes:
-added cutscenes with Putin, Shoigu and a guest star...
-added a final level;
-added new vehicles to capture (helicopters, fighter jet, cruiser, jeep);
-added a small vladimir putin;
-levels are now more progressive;
-level duration has been reduced to 180 seconds (instead of 210 seconds);
-various minor UI improvment;