Fixed all known lua errors. (Thanks LunarLanding on GitHub)

Updated for the latest copy of GMod.

Moved addon support to hooks. (I dont know why i didnt in the first place).

Added to GitHub to allow others to learn and help update / maintain.
(https://github.com/Th13teen/GMod-Weapon-Glow)

None Provided

Fixed max distance bug (note to self - dont code while tired)

Fixed a fix that didn't fix that minor bug

Fixed a minor bug

Long overdue updates...

Added:
physgun_glow_enable cvar
physgun_glow_maxdist cvar
Glow to crossbow, medkit and RPG!
Support for GryMod (as requested)
Toggle support for other serverside addons.

Updates:
Increased performance.
Fixed light position on local player while in third person.

+Fixed the glow being active while in vehicles. (Sorry Hyperion)

+Fixed an issue with lighting on other players

Just a small tweak.