Merge branch 'jramsay-web-ide-editor-beta-docs' into 'master'

Add Web IDE docs

See merge request gitlab-org/gitlab-ee!4153

doc/README.md

@@ -72,6 +72,7 @@ Shortcuts to GitLab's most visited docs:
 - [Wikis](user/project/wiki/index.md): Enhance your repository documentation with built-in wikis.
 - [GitLab Pages](user/project/pages/index.md): Build, test, and deploy your static website with GitLab Pages.
 - **(EEP)** [GitLab Service Desk](user/project/service_desk.md): A simple way to allow people to create issues in your GitLab instance without needing their own user account.
+- **(EEU)** [Web IDE](user/project/web_ide/index.md)
 
 ### Repository
 

doc/user/project/index.md

@@ -13,11 +13,8 @@ the number of private projects you create.
 When you create a project in GitLab, you'll have access to a large number of
 [features](https://about.gitlab.com/features/):
 
-**Issues and merge requests:**
+**Repositories:**
 
-- [Issue tracker](issues/index.md): Discuss implementations with your team within issues
-  - [Issue Boards](issue_board.md): Organize and prioritize your workflow
-  - [Multiple Issue Boards](https://docs.gitlab.com/ee/user/project/issue_board.html#multiple-issue-boards) (**EES/EEP**): Allow your teams to create their own workflows (Issue Boards) for the same project
 - [Repositories](repository/index.md): Host your code in a fully
 integrated platform
   - [Branches](repository/branches/index.md): use Git branching strategies to
@@ -27,6 +24,13 @@ integrated platform
   - [Protected tags](protected_tags.md): Control over who has
   permission to create tags, and prevent accidental update or deletion
   - [Signing commits](gpg_signed_commits/index.md): use GPG to sign your commits
+- **(EEU)** [Web IDE](web_ide/index.md)
+
+**Issues and merge requests:**
+
+- [Issue tracker](issues/index.md): Discuss implementations with your team within issues
+  - [Issue Boards](issue_board.md): Organize and prioritize your workflow
+  - [Multiple Issue Boards](https://docs.gitlab.com/ee/user/project/issue_board.html#multiple-issue-boards) (**EES/EEP**): Allow your teams to create their own workflows (Issue Boards) for the same project
 - [Merge Requests](merge_requests/index.md): Apply your branching
 strategy and get reviewed by your team
   - [Merge Request Approvals](https://docs.gitlab.com/ee/user/project/merge_requests/merge_request_approvals.html) (**EES/EEP**): Ask for approval before

doc/user/project/web_ide/index.md

+# Web IDE
+
+> Introduced in [GitLab Enterprise Edition Ultimate][ee] 10.4.
+
+> **Warning:** Web IDE is in **Beta**. For the latest updates, check the
+> associated [epic](https://gitlab.com/groups/gitlab-org/-/epics/26).
+
+The Web IDE editor makes it faster and easier to contribute changes to your
+projects by providing an advanced editor with commit staging.
+
+## Enable the Web IDE
+
+While in the early stages of the Beta, access to the Web IDE is by opting in.
+
+To enable the Web IDE, click on your profile image in the top right corner and
+navigate to **Settings > Preferences**, check **Enable Web IDE** and save.
+
+![Enable Web IDE](img/enable_web_ide.png)
+
+## Open the Web IDE
+
+Once enabled, the Web IDE can be opened when viewing a file, from the
+repository file list.
+
+![Open Web IDE](img/open_web_ide.png)
+
+## Commit changes
+
+Changed files are shown on the right in the commit panel. All changes are
+automatically staged. To commit your changes, add a commit message and click
+the 'Commit Button'.
+
+![Commit changes](img/commit_changes.png)
+
+[ee]: https://about.gitlab.com/gitlab-ee/