Compress pull request template sections

Author: carver

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,15 +1,11 @@
-### This PR solves the following issue
-
-<place a link to the corresponding github issue here or delete this section if there is no github issue>
-
 ### What was wrong?
 
-
+Related to Issue #
 
 ### How was it fixed?
 
 
 
 #### Cute Animal Picture
 
-![Cute animal picture]()
+![Put a link to a cute animal picture inside the parenthesis-->]()