Added PR template

Author: deutranium

.github/PULL_REQUEST_TEMPLATE/algorithm-implementation.md

@@ -0,0 +1,19 @@
+---
+name: Algorithm Implementation
+about: Generic template per algo implementation
+title: ''
+labels: ''
+assignees: ''
+
+---
+
+This PR implements the code for <algo name> in <language name> referred in issue #<issue number>
+
+I have read the contributing guidelines in [CONTRIBUTING.md](https://github.com/deutranium/Algorithms/blob/master/CONTRIBUTING.md) and have ensured the follwing:
+
+- [ ] My code is placed in the required directory as outlined in [CONTRIBUTING.md](https://github.com/deutranium/Algorithms/blob/master/CONTRIBUTING.md)
+- [ ] My code file is named according to [CONTRIBUTING.md](https://github.com/deutranium/Algorithms/blob/master/CONTRIBUTING.md)
+- [ ] Variables, classes, functions etc. follow camel case as outlined in [CONTRIBUTING.md](https://github.com/deutranium/Algorithms/blob/master/CONTRIBUTING.md)
+- [ ] My code hasn't been implemented or claimed by someone else and I have checked the present [issues](https://github.com/deutranium/Algorithms/issues) and [PRs](https://github.com/deutranium/Algorithms/pulls) for the same
+- [ ] **My code is well commented**
+- [ ] If my code is the first implementation of <algo name>, I have added the link to this directory in [README.md](https://github.com/deutranium/Algorithms/blob/master/Readme.md)