Update pull-request.md

Author: MichaelCurrin

cheatsheets/github/pull-request.md

@@ -2,8 +2,50 @@
 title: Pull Request
 ---
 
-URL: https://github.com/MichaelCurrin/dev-cheatsheets/pull/17
+Patterns for Pull Request URLs, with examples.
 
-Diff https://github.com/MichaelCurrin/dev-cheatsheets/pull/17.diff
 
-Patch https://github.com/MichaelCurrin/dev-cheatsheets/pull/17.patch
+## HTML
+
+### Convesation
+
+The main view with description and comments.
+
+`REPO_URL/pull/PR_ID`
+
+[github.com/MichaelCurrin/dev-cheatsheets/pull/17](https://github.com/MichaelCurrin/dev-cheatsheets/pull/17)
+
+### Commits
+
+`REPO_URL/pull/PR_ID/commis`
+
+[github.com/MichaelCurrin/dev-cheatsheets/pull/17/commits](https://github.com/MichaelCurrin/dev-cheatsheets/pull/17/commits
+
+### Changes
+
+`REPO_URL/pull/PR_ID/files`
+
+[github.com/MichaelCurrin/dev-cheatsheets/pull/17/files](https://github.com/MichaelCurrin/dev-cheatsheets/pull/17/files)
+
+
+## Plain text
+
+Machine-readable plain text view.
+
+### Diff
+
+Comparison of the two branches.
+
+
+`REPO_URL/pull/PR_ID.diff`
+
+[github.com/MichaelCurrin/dev-cheatsheets/pull/17.diff](https://github.com/MichaelCurrin/dev-cheatsheets/pull/17.diff)
+
+### Patch
+
+All the commits.
+
+`REPO_URL/pull/PR_ID.patch`
+
+[github.com/MichaelCurrin/dev-cheatsheets/pull/17.patch](https://github.com/MichaelCurrin/dev-cheatsheets/pull/17.patch)
+