Added issue template

issue_template.md

@@ -0,0 +1,37 @@
+<!--- (**********************************)
+      (** Fill in the following fields **)
+      (**********************************) --->
+
+**Description:**
+
+CHANGEME Description of the problem or issue here.
+
+**Current behaviour:**
+
+CHANGEME Tell us what happens.
+If this is a crash, post the crashlog (upload to https://gist.github.com/).
+
+**Expected behaviour:**
+
+CHANGEME Tell us what should happen instead.
+
+**Steps to reproduce the problem:**
+
+1. CHANGEME Step 1 include entries of affected creatures / items / quests with a link to the relevant wowhead page.  
+2. Step 2
+3. Step 3
+
+**SF rev. hash/commit:** 
+
+CHANGEME Copy the first line of the `worldserver`, `authserver` or `bnetserver` startup.
+For example: Skyfire rev. 0000000000 2000-01-09 11:31:41 +0100 (my branch) (Win64, RelWithDebInfo, Static) (bnetserver)
+
+**SFDB version:**  CHANGEME Version of the Skyfire database
+
+**Operating system:** CHANGEME OS
+
+
+<!--- Notes
+- This template is for problem reports. For other types of report, edit it accordingly.
+- For fixes containing C++ changes, create a Pull Request.
+--->