Add pull request github template
<exclude>**/META-INF/services/**</exclude> <!-- Interface mappings: cannot be changed -->
<!--special excludes-->
<exclude>.travis.yml</exclude>
+ <exclude>.github/PULL_REQUEST_TEMPLATE.md</exclude>
<exclude>idea/ignite_codeStyle.xml</exclude>
<exclude>**/DEVNOTES*.txt</exclude>
<exclude>**/NOTICE*</exclude>
