git-feature: add page (#9470)

pages/common/git-feature.md

@@ -0,0 +1,21 @@
+# git pull
+
+> Create or merge feature branches.
+> Feature branches obey the format feature/<name>.
+> More information: <https://github.com/tj/git-extras/blob/master/Commands.md#git-feature>.
+
+- Create and switch to a new feature branch:
+
+`git feature {{feature_branch}}`
+
+- Merge a feature branch into the current branch creating a merge commit:
+
+`git feature finish {{feature_branch}}`
+
+- Merge a feature branch into the current branch squashing the changes into one commit:
+
+`git feature finish --squash {{feature_branch}}`
+
+- Send changes from a specific feature branch to its remote counterpart:
+
+`git feature {{feature_branch}} --remote {{remote_name}}`