add a simple in-game IRC client

packaging/package-all.sh

@@ -67,6 +67,9 @@ cp thirdparty/download/MaxMind.GeoIP2.dll packaging/built
 cp thirdparty/download/Newtonsoft.Json.dll packaging/built
 cp thirdparty/download/RestSharp.dll packaging/built
 
+# global chat
+cp thirdparty/download/SmarIrc4net.dll packaging/built
+
 # Copy game icon for windows package
 cp OpenRA.Game/OpenRA.ico packaging/built
 

packaging/windows/OpenRA.nsi

@@ -104,6 +104,7 @@ Section "Game" GAME
 	File "${SRCDIR}\RestSharp.dll"
 	File "${SRCDIR}\GeoLite2-Country.mmdb.gz"
 	File "${SRCDIR}\eluant.dll"
+	File "${SRCDIR}\SmarIrc4net.dll"
 	File "${DEPSDIR}\soft_oal.dll"
 	File "${DEPSDIR}\SDL2.dll"
 	File "${DEPSDIR}\freetype6.dll"
@@ -214,6 +215,7 @@ Function ${UN}Clean
 	Delete $INSTDIR\eluant.dll
 	Delete $INSTDIR\freetype6.dll
 	Delete $INSTDIR\SDL2-CS.dll
+	Delete $INSTDIR\SmarIrc4net.dll
 	RMDir /r $INSTDIR\Support
 	
 	DeleteRegKey HKLM "Software\Microsoft\Windows\CurrentVersion\Uninstall\OpenRA"