gamemode: Implement a fully featured Scoreboard

The original game mode had a Scoreboard and now Prop Hunt Extended also has one. As usual, it has separation by team (Spectator, Hider, Seeker) and has the game mode logo in the top left. This score board is kept very simple and is non-interactive.

Media: https://drive.google.com/uc?id=12uVh2-BSC3p_aPgRSWNRdz3M0zbBj2BZ

source/gamemodes/prophuntextended/gamemode/cl_init.lua

@@ -26,6 +26,7 @@
 --! Includes
 -- ------------------------------------------------------------------------- --
 include("sh_init.lua")
+include("derma/dscoreboard.lua")
 
 GM.UI = {}
 include("client/cl_ui_help.lua")
@@ -54,6 +55,9 @@ function GM:Initialize()
 	surface.CreateFont("Roboto48Bold", {font="Roboto Bold", extended=true, size=48, weight=500, antialias=true})	
 	surface.CreateFont("RobotoBoldCondensed160", {font="Roboto Bold Condensed", extended=true, size=160, weight=800, antialias=true})
 	
+	print("Prop Hunt CL: Initializing User Interface...")
+	self.UI.Scoreboard = vgui.Create("DScoreBoard")
+	
 	print("Prop Hunt CL: Complete.")
 	print("-------------------------------------------------------------------------")
 end
@@ -177,6 +181,14 @@ function GM:OnSpawnMenuClose()
 	net.SendToServer()
 end
 
+function GM:ScoreboardShow()
+	self.UI.Scoreboard:Show()
+end
+
+function GM:ScoreboardHide()
+	self.UI.Scoreboard:Hide()
+end
+
 function GM:ShowHelpUI()
 	self.UI.Help:Show()
 end