Исправление и расширение документации по векторам и кватернионам

docs/vector2/reset-eng.md

@@ -26,7 +26,7 @@ vector->y = 0;
 You should pass valid pointers to these functions. The NULL (0) value is also
 considered invalid.
 
-This function is good for setting up the initial state of a 3D vector.
+This function is good for setting up the initial state of a 2D vector.
 
 Example of use:
 
@@ -40,7 +40,7 @@ int main()
 
     bgc_fp32_vector2_reset(&my_vector);
 
-    printf("x = %f, y = %f\n", my_vector.x1, my_vector.x2);
+    printf("x = %f, y = %f\n", my_vector.x, my_vector.y);
 
     return 0;
 }