Heavy laser buff and new sniper projectile

Boosted the heavy laser to do 45 damage instead of 40, making it
slightly better than the standar laser.
Made the energy drain slightly less on mechs
Added a more slim projectile to the sniper rifle, the old fruit shot was
to fat

code/modules/projectiles/projectile/beams.dm

@@ -193,7 +193,7 @@ var/list/beam_master = list()
 /obj/item/projectile/beam/heavylaser
 	name = "heavy laser"
 	icon_state = "heavylaser"
-	damage = 40
+	damage = 45
 
 /obj/item/projectile/beam/xray
 	name = "xray beam"