Pull Request Submission Guideline Added

Author: shardul89

.github/PULL_REQUEST_TEMPLATE.md

@@ -0,0 +1,18 @@
+### New Pull Request Checklist
+
+* [ ] I have read and understood the [CONTRIBUTING guide](https://github.com/Codigami/CFAlertViewController/blob/develop/.github/CONTRIBUTING.md)
+* [ ] I have read the [Documentation](http://cocoadocs.org/docsets/CFAlertViewController/)
+* [ ] I have searched for a similar pull request in the [project](https://github.com/Codigami/CFAlertViewController/pulls) and found none
+
+* [ ] I have updated this branch with the latest master to avoid conflicts (via merge from master or rebase)
+* [ ] I have added the required tests to prove the fix/feature I am adding
+* [ ] I have updated the documentation (if necessary)
+* [ ] I have run the tests and they pass
+* [ ] I have run the lint and it passes (`pod lib lint`)
+
+This merge request fixes / reffers to the following issues: ...
+
+### Pull Request Description
+
+...
+