Message for trying to reduce the number of invalid issues

Author: mgrojo

.github/ISSUE_TEMPLATE/Bug_report.md

@@ -8,6 +8,7 @@ assignees: ''
 ---
 
 <!--
+Please fill the requested information before pressing Submit.
 Thanks for coming here to report a bug. :)
 
 Please describe it in the sections below, fill out the correct check boxes with an "x", replacing the space inside [ ], then click the "Submit new issue" button at the bottom

.github/ISSUE_TEMPLATE/Feature_request.md

@@ -7,7 +7,8 @@ assignees: ''
 
 ---
 
-<!-- Thanks for coming here to suggest a new feature. :) -->
+<!-- Please fill the requested information before pressing Submit.
+     Thanks for coming here to suggest a new feature. :) -->
 
 Describe the new feature
 --------------------------