Update CHANGELOG.md for 8.17.6

[ci skip]

CHANGELOG.md

@@ -2,6 +2,17 @@
 documentation](doc/development/changelog.md) for instructions on adding your own
 entry.
 
+## 8.17.6 (2017-05-05)
+
+- Enforce project features when searching blobs and wikis.
+- Fixed branches dropdown rendering branch names as HTML.
+- Make Asciidoc & other markup go through pipeline to prevent XSS.
+- Validate URLs in markdown using URI to detect the host correctly.
+- Fix for XSS in project import view caused by Hamlit filter usage.
+- Sanitize submodule URLs before linking to them in the file tree view.
+- Refactor snippets finder & dont return internal snippets for external users.
+- Fix snippets visibility for show action - external users can not see internal snippets.
+
 ## 8.17.5 (2017-04-05)
 
 - Don’t show source project name when user does not have access.

changelogs/unreleased/31157-respect-project-features-in-wiki-search.yml

----
-title: Enforce project features when searching blobs and wikis
-merge_request:
-author:

changelogs/unreleased/branch-name-escape.yml

----
-title: Fixed branches dropdown rendering branch names as HTML
-merge_request:
-author:

changelogs/unreleased/bvl-markup-pipeline.yml

----
-title: Make Asciidoc & other markup go through pipeline to prevent XSS
-merge_request:
-author:

changelogs/unreleased/bvl-validate-urls-in-markdown-using-uri.yml

----
-title: Validate URLs in markdown using URI to detect the host correctly
-merge_request:
-author:

changelogs/unreleased/hamlit-xss-fix.yml

----
-title: Fix for XSS in project import view caused by Hamlit filter usage.
-merge_request:
-author:

changelogs/unreleased/rs-sanitize-submodule-urls.yml

----
-title: Sanitize submodule URLs before linking to them in the file tree view
-merge_request:
-author:

changelogs/unreleased/snippets-finder-visibility.yml

----
-title: Refactor snippets finder & dont return internal snippets for external users
-merge_request:
-author:

changelogs/unreleased/snippets_visibility.yml

----
-title: Fix snippets visibility for show action - external users can not see internal snippets
-merge_request:
-author: