Added back issue template

ISSUE_TEMPLATE.md

@@ -0,0 +1,18 @@
+Please answer the following
+
+**If it is a terminal issue then please go through wiki
+https://github.com/PowerShell/Win32-OpenSSH/wiki/TTY-PTY-support-in-Windows-OpenSSH**
+
+**"OpenSSH for Windows" version**
+ `((Get-Item (Get-Command sshd).Source).VersionInfo.FileVersion)`
+ 
+**Server OperatingSystem**
+ `((Get-ItemProperty "HKLM:\SOFTWARE\Microsoft\Windows nt\CurrentVersion\" -Name ProductName).ProductName)`
+
+**Client OperatingSystem**
+
+**What is failing**
+
+**Expected output**
+
+**Actual output**