-minor optimalizations

-even more optimizations and various fixes

-added global function RFS:CreateShrapnell()

-significantly optimized bullet code for better performance
-removed fragment batching (it wasn’t providing any real benefit)
-fixed bullet fragments not working when ricochet was disabled
-fixed incorrect bullet damage calculations

-cleaned up and optimized some parts of the code

-fix

-if the explosion occurs in water, the fragments travel distance will be reduced by 80%

-added option to set maximum damage dealt by fragments in explosion

-optimized ricochet code
-fixed ricochet_enable covar not disabling ricochets for bullets
-tweaked some default convar values
-increased fragments limit from 1500 to 3000

-added option to enable side-biased fragments
-now if the grenade is too close to the ground or on the ground, the number of downward fragments is reduced