Merge remote-tracking branch 'upstream/v0.9' into latest

Signed-off-by: VirtualTam <virtualtam@flibidi.net>

diff --combined CHANGELOG.md
index 6109fa1cb00aab4e1b665d9751c073210d257d91,4b018cb48cfca3795cfbb83d057d5d8a264892da..2f557f6f74629f78633e5561c3542f5d789e3287
--- 1/CHANGELOG.md
--- 2/CHANGELOG.md
+++ b/CHANGELOG.md
@@@ -4,6 -4,57 +4,57 @@@ All notable changes to this project wil
  The format is based on [Keep a Changelog](http://keepachangelog.com/)
  and this project adheres to [Semantic Versioning](http://semver.org/).
  
+ ## [v0.9.1](https://github.com/shaarli/Shaarli/releases/tag/v0.9.1) - 2017-08-23
+ 
+ The documentation has been migrated to ReadTheDocs:
+ - https://shaarli.readthedocs.io/
+ - edits are submitted as pull requests
+ 
+ ### Added
+ - Allow bulk link deletion
+ - Display subtags in the tag cloud
+ - Add an endpoint to refresh the token
+ - Add a token on every page
+ - Add a tag list view for management
+ - Add Note bookmarklet
+ - Add creation date when editing a link
+ 
+ ### Changed
+ - Documentation:
+     - Generate static HTML documentation with [mkdocs](http://www.mkdocs.org/)
+     - Host documentation on [ReadTheDocs](http://www.mkdocs.org/)
+     - Update documentation structure
+     - Update Makefile targets to:
+         - Build the docs locally
+         - Include the generated docs in the release archives
+ - Theme:
+     - Use the new theme as the default
+     - Rename the tag cloud template to `tag.cloud.html`
+     - Display visited links in grey
+     - Use only one search form in `linklist.html`
+     - Hide the "search links with these tags" option when an empty `searchtags` is passed to `tag.list.html`
+ - Improve HTTP header handling when hosting Shaarli with Docker behind a reverse proxy
+ - Searching for tags with an empty value returns untagged links only
+ - Set Travis environment to `precise` until the new `trusty` environment is ready
+ 
+ ### Removed
+ - Remove dead Pubsubhubbub code
+ - Disable the GitHub wiki (see changed/documentation)
+ - Remove Docker `dev` image and resources
+ - Theme:
+     - Remove the bottom "Sort by" menu in `tag.list.html`
+ 
+ ### Fixed
+ - Fix file existence check for `user.css`
+ - Limit selection to 2k characters when using the bookmarklet
+ - Fix JS error `uncaught type error`
+ - Fix Firefox Social button
+ - Use pinned PHP dependencies when generating release archives
+ - Make sure that the tag exists before altering/removing it
+ 
+ ### Security
+ - Add a whitelist for protocols for URLs
+ 
  
  ## [v0.9.0](https://github.com/shaarli/Shaarli/releases/tag/v0.9.0) - 2017-05-07
  
@@@ -81,22 -132,6 +132,22 @@@ Theming
  ### Security
  - Markdown plugin: escape HTML entities by default
  
 +## [v0.8.4](https://github.com/shaarli/Shaarli/releases/tag/v0.8.4) - 2017-03-04
 +### Security
 +- Markdown plugin: escape HTML entities by default
 +
 +
 +## [v0.8.3](https://github.com/shaarli/Shaarli/releases/tag/v0.8.3) - 2017-01-20
 +
 +### Fixed
 +
 +- PHP 7.1 compatibility: add ConfigManager parameter to anti-bruteforce function call in login template.
 +
 +## [v0.8.2](https://github.com/shaarli/Shaarli/releases/tag/v0.8.2) - 2016-12-15
 +
 +### Fixed
 +
 +- Editing a link created before the new ID system would change its permalink.
  
  ## [v0.8.4](https://github.com/shaarli/Shaarli/releases/tag/v0.8.4) - 2017-03-04
  ### Security