Adds issue template. [skip ci]

.github/ISSUE_TEMPLATE.md

@@ -0,0 +1,23 @@
+<!--- Remove sections that do not apply -->
+### Describe the issue
+
+### Is the issue reproducible?
+#### List steps to reproduce below:
+1. 
+2. 
+3. 
+
+### Expected behavior
+Tell us what should happen
+
+### Actual behavior
+Tell us what happens instead
+
+### Any information in the debug.log file related to this issue?
+
+### Screenshots (if available)
+
+### What binary version was used (official or self compiled)
+
+### Machine specs: CPU, RAM, Disk space & OS (Windows, OS X, Linux) 
+