Added Seven Days to Die Undead Legacy Template (#224)

* Added Seven Days to Die Undead Legacy Template

* Updated default Seven Days to Die templates

* Removed Undead Legacy config references

* Added name to authors

* Removed Undead Legacy specific files

* Made requested changes.

* Added an Info box to the Undead Legacy category

* Fixed missing {{$FullBaseDir}}

* Fixed UpdateSourceCondition for copy commands.

* Fixed typo in Windows Undead Legacy Stable copy.

* Made requested changes for merge.

seven-days-to-die.kvp

@@ -2,7 +2,7 @@ Meta.DisplayName=Seven Days To Die
 Meta.Description=Seven Days to Die Dedicated Server
 Meta.OS=Windows, Linux
 Meta.Arch=x86_64
-Meta.Author=IceOfWraith, Shinynecrid
+Meta.Author=IceOfWraith, Shinynecrid, GKuba
 Meta.URL=https://steamdb.info/app/251570/
 Meta.DisplayImageSource=steam:251570
 Meta.EndpointURIFormat=steam://connect/{0}
@@ -25,7 +25,7 @@ App.LinuxCommandLineArgs=
 App.WindowsCommandLineArgs=
 App.CommandLineArgs=-quit -batchmode -nographics -configfile={{ConfigFile}}.xml {{$FormattedArgs}} -dedicated
 App.AppSettings={}
-App.EnvironmentVariables={"LD_LIBRARY_PATH":"{{$FullBaseDir}}linux64:{{$FullRootDir}}linux64:%LD_LIBRARY_PATH%","SteamAppId":"251570"}
+App.EnvironmentVariables={"DOORSTOP_ENABLE":"TRUE","DOORSTOP_INVOKE_DLL_PATH":"./BepInEx/core/BepInEx.Preloader.dll","DOORSTOP_CORLIB_OVERRIDE_PATH":"./BepInEx/core","LD_LIBRARY_PATH":"./doorstop_libs:{{$FullBaseDir}}linux64:{{$FullRootDir}}linux64:%LD_LIBRARY_PATH%","LD_PRELOAD":"libdoorstop_x64.so","SteamAppId":"251570"}
 App.CommandLineParameterFormat=-{0} "{1}"
 App.CommandLineParameterDelimiter= 
 App.ExitMethod=OS_CLOSE
@@ -75,4 +75,4 @@ Limits.SleepOnStart=False
 Limits.SleepDelayMinutes=5
 Limits.DozeDelay=2
 Limits.AutoRetryCount=5
-Limits.SleepStartThresholdSeconds=25
+Limits.SleepStartThresholdSeconds=25