.Primary/.Primary.Damage fixes and Murder Hack/Tool

I really don't understand Github at all, No fucking clue how to edit shit locally then make a pull request properly

Errors occur with nil values in weapons such as the Stranded SWEPS or
DarkRP Stun Guns and shit. This just fixes it.


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[[Murder Wallhack/Tool/Hacker/Cheat/Machine/Dick]]

[X] Halo Around Murderer
[X] Text Above Murderer's head

[X] Halo Around people that have guns
[X] Text Above their heads

[X] Halo Around Loot
[X] Text Above Loot

[ADD] Convar: lenny_murder

[ADD] Convar: lenny_murder_glows

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Used RenderScreenspaceEffects as I was getting better results from it, I
made it pretty quickly so if you see any quick improvements feel free to
do so.

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Took some ideas from your ESP and fixed an error when the owner of the
Magnum comes up as Nil.