Fix formatting of Github PR template

.github/PULL_REQUEST_TEMPLATE.md

@@ -1,16 +1,15 @@
-
 **Summary:**
 
 Summarize the changes in the pull request including how it relates to any issues (include the #number, or link them).
 
 **Expected behavior:** 
 
-Show screenshots for how you expect the pull request to work in your testing (in case other devices exhibit different behavior).
+Explain and/or show screenshots for how you expect the pull request to work in your testing (in case other devices exhibit different behavior).
 
 
 Please make sure these boxes are checked before submitting your pull request - thanks!
 
 - [ ] Run the unit tests with `mvn test` to make sure you didn't break anything
-- [ ] Format the title like "Fix #issue - short description of fix and changes"
+- [ ] Format the title like "Fix #<issue_number> - <short description of fix and changes>" (for example - "Fix #1111 - Check for null value before using field")
 - [ ] Linked all relevant issues
 - [ ] Include screenshot(s) showing how this pull request works and fixes the issue(s)