Docs: (EE Port) Merge EE doc/ci to CE

doc/ci/ci_cd_for_external_repos/bitbucket_integration.md

 # Using GitLab CI/CD with a Bitbucket Cloud repository **[PREMIUM]**
 
 GitLab CI/CD can be used with Bitbucket Cloud by creating a
-[CI/CD project](../../user/project/ci_cd_for_external_repo.md) and connecting
+[CI/CD project](https://docs.gitlab.com/ee/user/project/ci_cd_for_external_repo.html) and connecting
 your Git repository via URL.
 
 1. In GitLab create a **CI/CD for external repo**, select **Repo by URL** and

doc/ci/ci_cd_for_external_repos/github_integration.md

 # Using GitLab CI/CD with a GitHub repository **[PREMIUM]**
 
 GitLab CI/CD can be used with **GitHub.com** and **GitHub Enterprise** by
-creating a [CI/CD project](../../user/project/ci_cd_for_external_repo.md) to connect your GitHub repository to
+creating a [CI/CD project](https://docs.gitlab.com/ee/user/project/ci_cd_for_external_repo.html) to connect your GitHub repository to
 GitLab.
 
 NOTE: **Note:**
@@ -32,7 +32,7 @@ for more information.
 1. In GitHub, add a `.gitlab-ci.yml` to [configure GitLab CI/CD](../quick_start/README.md).
 
 GitLab will import the project, enable [Pull Mirroring](../../workflow/repository_mirroring.md#pulling-from-a-remote-repository-starter), enable
-[GitHub project integration](../../user/project/integrations/github.md), and create a web hook
+[GitHub project integration](https://docs.gitlab.com/ee/user/project/integrations/github.html), and create a web hook
 on GitHub to notify GitLab of new commits.
 
 ## Connect with Personal Access Token
@@ -63,7 +63,7 @@ repositories:
 1. In GitHub, add a `.gitlab-ci.yml` to [configure GitLab CI/CD](../quick_start/README.md).
 
 GitLab will import the project, enable [Pull Mirroring](../../workflow/repository_mirroring.md#pulling-from-a-remote-repository-starter), enable
-[GitHub project integration](../../user/project/integrations/github.md), and create a web hook
+[GitHub project integration](https://docs.gitlab.com/ee/user/project/integrations/github.html), and create a web hook
 on GitHub to notify GitLab of new commits.
 
 ## Connect manually
@@ -86,7 +86,7 @@ your repository.
 
     GitLab will automatically configure polling-based pull mirroring.
 
-1. Still in GitLab, enable the [GitHub project integration](../../user/project/integrations/github.md)
+1. Still in GitLab, enable the [GitHub project integration](https://docs.gitlab.com/ee/user/project/integrations/github.html)
    from **Settings > Integrations.**
 
     Check the **Active** checkbox to enable the integration, paste your
@@ -99,7 +99,7 @@ your repository.
    new commits.
 
     The web hook URL should be set to the GitLab API to
-    [trigger pull mirroring](../../api/projects.md#start-the-pull-mirroring-process-for-a-project-starter),
+    [trigger pull mirroring](https://docs.gitlab.com/ee/api/projects.html#start-the-pull-mirroring-process-for-a-project-starter),
     using the GitLab personal access token we just created.
 
     ```

doc/ci/environments.md

@@ -711,4 +711,4 @@ Below are some links you may find interesting:
 - [The `.gitlab-ci.yml` definition of environments](yaml/README.md#environment)
 - [A blog post on Deployments & Environments](https://about.gitlab.com/2016/08/26/ci-deployment-and-environments/)
 - [Review Apps - Use dynamic environments to deploy your code for every branch](review_apps/index.md)
-- [Deploy Boards for your applications running on Kubernetes](../user/project/deploy_boards.html) **[PREMIUM]**
+- [Deploy Boards for your applications running on Kubernetes](https://docs.gitlab.com/ee/user/project/deploy_boards.html) **[PREMIUM]**

doc/ci/examples/browser_performance.md

@@ -56,7 +56,7 @@ provide a list of URLs to test, please consult
 TIP: **Tip:**
 For [GitLab Premium](https://about.gitlab.com/pricing/) users, key metrics are automatically
 extracted and shown right in the merge request widget.
-[Learn more on Browser Performance Testing in merge requests](../../user/project/merge_requests/browser_performance_testing.md).
+[Learn more on Browser Performance Testing in merge requests](https://docs.gitlab.com/ee/user/project/merge_requests/browser_performance_testing.html).
 
 ## Performance testing on Review Apps
 

doc/ci/examples/code_quality.md

@@ -27,7 +27,7 @@ Due to implementation limitations we always take the latest Code Quality artifac
 TIP: **Tip:**
 For [GitLab Starter][ee] users, this information will be automatically
 extracted and shown right in the merge request widget.
-[Learn more on Code Quality in merge requests](../../user/project/merge_requests/code_quality.html).
+[Learn more on Code Quality in merge requests](https://docs.gitlab.com/ee/user/project/merge_requests/code_quality.html).
 
 ## Previous job definitions
 

doc/ci/examples/container_scanning.md

 ---
-redirect_to: '../../user/application_security/container_scanning/index.md'
+redirect_to: 'https://docs.gitlab.com/ee/user/application_security/container_scanning/index.html'
 ---
 
-This document was moved to [another location](../../user/application_security/container_scanning/index.md).
+This document was moved to [another location](https://docs.gitlab.com/ee/user/application_security/container_scanning/index.html).

doc/ci/examples/dast.md

 ---
-redirect_to: '../../user/application_security/dast/index.md'
+redirect_to: 'https://docs.gitlab.com/ee/user/application_security/dast/index.html'
 ---
 
-This document was moved to [another location](../../user/application_security/dast/index.md).
+This document was moved to [another location](https://docs.gitlab.com/ee/user/application_security/dast/index.html).

doc/ci/examples/dependency_scanning.md

 ---
-redirect_to: '../../user/application_security/dependency_scanning/index.md'
+redirect_to: 'https://docs.gitlab.com/ee/user/application_security/dependency_scanning/index.html'
 ---
 
-This document was moved to [another location](../../user/application_security/dependency_scanning/index.md).
+This document was moved to [another location](https://docs.gitlab.com/ee/user/application_security/dependency_scanning/index.html).

doc/ci/examples/license_management.md

 ---
-redirect_to: '../../user/application_security/license_management/index.md'
+redirect_to: 'https://docs.gitlab.com/ee/user/application_security/license_management/index.html'
 ---
 
-This document was moved to [another location](../../user/application_security/license_management/index.md).
+This document was moved to [another location](https://docs.gitlab.com/ee/user/application_security/license_management/index.html).

doc/ci/examples/sast.md

 ---
-redirect_to: '../../user/application_security/sast/index.md'
+redirect_to: 'https://docs.gitlab.com/ee/user/application_security/sast/index.html'
 ---
 
-This document was moved to [another location](../../user/application_security/sast/index.md).
+This document was moved to [another location](https://docs.gitlab.com/ee/user/application_security/sast/index.html).

doc/ci/examples/sast_docker.md

 ---
-redirect_to: '../../user/application_security/container_scanning/index.md'
+redirect_to: 'https://docs.gitlab.com/ee/user/application_security/container_scanning/index.html'
 ---
 
-This document was moved to [another location](../../user/application_security/container_scanning/index.md).
+This document was moved to [another location](../../user/application_security/container_scanning/index.html).

doc/ci/metrics_reports.md

@@ -5,7 +5,7 @@ Requires GitLab Runner 11.10 and above.
 
 ## Overview
 
-GitLab provides a lot of great reporting tools for [merge requests](../user/project/merge_requests/index.md) - [JUnit reports](./junit_test_reports.md), [codequality](../user/project/merge_requests/code_quality.md), performance tests, etc. While JUnit is a great open framework for tests that "pass" or "fail", it is also important to see other types of metrics from a given change.
+GitLab provides a lot of great reporting tools for [merge requests](../user/project/merge_requests/index.md) - [JUnit reports](./junit_test_reports.md), [codequality](https://docs.gitlab.com/ee/user/project/merge_requests/code_quality.html), performance tests, etc. While JUnit is a great open framework for tests that "pass" or "fail", it is also important to see other types of metrics from a given change.
 
 You can configure your job to use custom Metrics Reports, and GitLab will display a report on the merge request so that it's easier and faster to identify changes without having to check the entire log.
 

doc/ci/yaml/README.md

@@ -1457,7 +1457,7 @@ dashboards.
 
 > Introduced in GitLab 11.5. Requires GitLab Runner 11.5 and above.
 
-The `dependency_scanning` report collects [Dependency Scanning vulnerabilities](../../user/application_security/dependency_scanning/index.md)
+The `dependency_scanning` report collects [Dependency Scanning vulnerabilities](https://docs.gitlab.com/ee/user/application_security/dependency_scanning/index.html)
 as artifacts.
 
 The collected Dependency Scanning report will be uploaded to GitLab as an artifact and will
@@ -1468,7 +1468,7 @@ dashboards.
 
 > Introduced in GitLab 11.5. Requires GitLab Runner 11.5 and above.
 
-The `container_scanning` report collects [Container Scanning vulnerabilities](../../user/application_security/container_scanning/index.md)
+The `container_scanning` report collects [Container Scanning vulnerabilities](https://docs.gitlab.com/ee/user/application_security/container_scanning/index.html)
 as artifacts.
 
 The collected Container Scanning report will be uploaded to GitLab as an artifact and will
@@ -1479,7 +1479,7 @@ dashboards.
 
 > Introduced in GitLab 11.5. Requires GitLab Runner 11.5 and above.
 
-The `dast` report collects [DAST vulnerabilities](../../user/application_security/dast/index.md)
+The `dast` report collects [DAST vulnerabilities](https://docs.gitlab.com/ee/user/application_security/dast/index.html)
 as artifacts.
 
 The collected DAST report will be uploaded to GitLab as an artifact and will