Fix a few 404s (#2785)

edge/index.md

@@ -44,7 +44,7 @@ Continue reading, or go straight to [API and CLI](#api-and-cli),
 
 ##### API and CLI
 
-- Add [version 1.28](/edge/engine/reference/api/v1.28/) of the Docker API.
+- Add [version 1.28](/engine/reference/api/v1.28/) of the Docker API.
 
 - Add `--device-cgroup-rule` flag to give containers access to devices that appear
   after the container is started. {% include github-pr.md pr="22563" %}

engine/admin/logging/overview.md

@@ -2,6 +2,7 @@
 description: Configure logging driver.
 keywords: docker, logging, driver, Fluentd
 redirect_from:
+- /engine/reference/logging/overview/
 title: Configure logging drivers
 ---
 

engine/admin/systemd.md

@@ -3,6 +3,7 @@ description: Controlling and configuring Docker using systemd
 keywords: docker, daemon, systemd,  configuration
 redirect_from:
 - /engine/articles/systemd/
+- /articles/systemd/
 title: Control and configure Docker with systemd
 ---
 
@@ -24,7 +25,7 @@ do not have `systemctl`, use the `service` command.
   ```
 
 - **`service`**:
-  
+
   ```bash
   $ sudo service docker start
   ```

engine/api/get-started.md

@@ -2,7 +2,7 @@
 title: Get started with the Docker API
 keywords: developing, api, sdk, developers, rest, curl, python, go
 redirect_from:
-- /engine/api/getting-started.md
+- /engine/api/getting-started/
 ---
 
 After you