Merge pull request #368 from igorshubovych/git-pull

git-pull: add page

pages/common/git-pull.md

@@ -0,0 +1,11 @@
+# git pull
+
+> Fetch branch from a remote repository and merge it to local repository
+
+- Download changes from default remote repository and merge it
+
+`git pull`
+
+- Download changes from given remote repository and branch, then merge them into HEAD
+
+`git pull {{remote_name}} {{branch}}`