Edits in pull_request_template to reflect app.config changes on githu…

…b ors wiki, closes #437

PULL_REQUEST_TEMPLATE.md

@@ -6,7 +6,7 @@
 - [ ] 4. I have removed unnecessary commented out code, imports and System.out.println statements.
 - [ ] 5. I have written JUnit tests for any new methods/classes and ensured that they pass.
 - [ ] 6. I have created API tests for any new functionality exposed to the API.
-- [ ] 7. If changes/additions are made to the app.config file, I have added these to the app.config.sample file along with a short description of what it is for, and documented this in the Pull Request (below).
+- [ ] 7. If changes/additions are made to the app.config file, I have added these to the app.config wiki page on github along with a short description of what it is for, and documented this in the Pull Request (below).
 - [ ] 8. I have built graphs with my code of the Heidelberg.osm.gz file and run the api-tests with all test passing
 - [ ] 9. I have referenced the Issue Number in the Pull Request (if the changes were from an issue).
 - [ ] 10. For new features or changes involving building of graphs, I have tested on a larger dataset (at least Germany) and the graphs build without problems (i.e. no out-of-memory errors).