Update CHANGELOG-EE.md for 8.17.0-ee

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CHANGELOG-EE.md

 Please view this file on the master branch, on stable branches it's out of date.
 
+## 8.17.0 (2017-02-22)
+
+- Read-only "auditor" user role. !998
+- Also reset approvals on push when merge request is closed. !1051
+- Copy commit SHA to clipboard. !1066
+- Pull EE specific Gitlab::Auth code in to its own module. !1112
+- Geo: Added `gitlab:geo:check` and improved `gitlab:envinfo` rake tasks. !1120
+- Geo: send the new event type with the backfill function. !1157
+- Re-add removed params from projects and issues V3 API. !1209
+- Add configurable minimum mirror sync time in admin section. !1217
+- Move RepositoryUpdateRemoteMirrorWorker jobs to project_mirror Sidekiq queue. !1234
+- Change Builds word to Pipelines in Mirror settings page.
+- Fix bundle tag in anaytics page.
+- Support v4 API for GitLab Geo endpoints.
+- Fixed merge request environment link not displaying.
+- Reduce queries needed to check if node is a primary or secondary Geo node.
+- Allow squashing merge requests into a single commit.
+
 ## 8.16.6 (2017-02-17)
 
 - Geo: send the new event type with the backfill function. !1157

changelogs/unreleased-ee/1439-read-only-user.yml

----
-title: Read-only "auditor" user role
-merge_request: 998
-author:

changelogs/unreleased-ee/1457-reset-approvals-on-closed-mrs.yml

----
-title: Also reset approvals on push when merge request is closed
-merge_request: 1051
-author:

changelogs/unreleased-ee/1611-geo-improve-info-rake-task.yml

----
-title: 'Geo: Added `gitlab:geo:check` and improved `gitlab:envinfo` rake tasks'
-merge_request: 1120
-author:

changelogs/unreleased-ee/1698-add-removed-params-from-v3-projects-api.yml

----
-title: Re-add removed params from projects and issues V3 API
-merge_request: 1209
-author:

changelogs/unreleased-ee/17662-rename-builds-mirror.yml

----
-title: Change Builds word to Pipelines in Mirror settings page
-merge_request:
-author:

changelogs/unreleased-ee/28038-fix-ee-bundle-tag.yml

----
-title: Fix bundle tag in anaytics page
-merge_request:
-author:

changelogs/unreleased-ee/clipboard-button-commit-sha-ee.yml

----
-title: 'Copy commit SHA to clipboard'
-merge_request: 1066

changelogs/unreleased-ee/geo-apiv4-fix.yml

----
-title: Support v4 API for GitLab Geo endpoints
-merge_request:
-author:

changelogs/unreleased-ee/gitlab_auth_move_ee_to_module.yml

----
-title: Pull EE specific Gitlab::Auth code in to its own module
-merge_request: 1112
-author:

changelogs/unreleased-ee/global-minimum-mirror-sync-time.yml

----
-title: Add configurable minimum mirror sync time in admin section
-merge_request: 1217
-author:

changelogs/unreleased-ee/squash.yml

----
-title: Allow squashing merge requests into a single commit
-merge_request:
-author: