Release v0.6.4

Release v0.6.3

v0.6.2

Fixes:
- [plugins] use the actual link URL to generate QR codes
- [template] missing/erroneous page titles
- [template] missing variables resulting in PHP errors
- invalid file permissions (remove executable bit)

Minor changes:
- [plugins] new footer hook
- [plugins] improve QR code
- [template] code cleanup

v0.6.1

Fixes:
 - auto-complete more than one tag
 - bookmarklet: support titles containing quotes
 - URL encode links when setting a redirector

Major changes:
 - tools: fine-grained file/directory permission checks (installation)
 - tools: check the 'stable' branch for new versions (updates)

Minor changes:
 - add OpenSearch support
 - add a Doxygen makefile target
 - cleanup: remove `json_encode()` function (built-in since PHP 5.2)
 - cleanup: introduce an `ApplicationUtils` class

Release v0.6.0

v0.5.4

Fixes:
 - PHP session IDs: handle hash algorithms and bits per char representations

Minor changes:
 - HTTPS: support being served behing an SSL-enabled proxy
 - HTTP/Server utilities: refactor & add test coverage

Project & documentation:
 - improve/rewrite `README.md`
 - update contributor list
 - update `index.php` header

Merge pull request shaarli#336 from ArthurHoaro/login-hotfix

Allow uppercase letters in PHP sessionid format

v0.5.3

Security hotfix:
 - fix session cookie format

v0.5.2

Minor changes
 - fix Full Path Disclosure upon cookie forgery
 - fix regression preventing to load LinkDB info when adding an existing link
 - also extract HTTPS page metadata (title)
 - add PHP 7 to Travis platforms

Bump version to 0.5.1

Minor changes
 - fix 404 after editing a link while being logged out
 - update local documentation
 - improve timezone detection at installation
 - improve feed cache handling
 - improve URL cleanup for new links
 - add a link to the shaarli/shaarli DockerHub repository