chore: improved pull_request_template.md (#2166)

pull_request_template.md

@@ -13,7 +13,7 @@
 -  
 
 
-###### ISSUES ADDRESSED:
+##### ISSUES ADDRESSED:
 <!-- If the issue doesn't exist, describe it and how to reproduce it, please. If the issue already exists, just paste the link to the issue you close, like this: Closes https://github.com/azerothcore/azerothcore-wotlk/issues/967 -->
 
 Closes 
@@ -30,6 +30,13 @@ Closes
  - Do we need to enable debug flags on Cmake?
  - Do we need to look at the console? etc...
  - Other steps
+
+***** IMPORTANT: *****
+The people who are going to test PRs are not necessarily coders,
+so they might have no idea about what the code changes can affect.
+For this reason the developer should at least explain what aspects 
+of the game can be affected by the changes, especially when doing 
+C++ changes on generic parts of the code. 
 -->
 
 
@@ -52,9 +59,9 @@ Master
  The link is on our site http://azerothcore.org/ We set cosmetic ranks for our contributors and may give access to special resources/knowledge to them! -->
  
  
- <!-- Do not remove the instructions below about testing, they will help users to test your PR -->
+<!-- Do not remove the instructions below about testing, they will help users to test your PR -->
  
- ## How to test AzerothCore PRs
+## How to test AzerothCore PRs
  
 When a PR is ready to be tested, it will be marked as **[WAITING TO BE TESTED]**.