Making pasted compile logs less painful to the eyes

Author: tobozo

ISSUE_TEMPLATE.md

@@ -2,3 +2,12 @@
 Also have a look at the [Wiki](https://github.com/spacehuhn/esp8266_deauther/wiki).  
 Please put error messages and code ```inside these 3 quotes/grave accents```
 (Delete this text when you've read it)
+
+
+<details>
+  <summary> Compile log (...)</summary>
+
+  <!-- PASTE YOUR COMPILE LOGS HERE -->
+
+</details>
+<br><br><br>