updated changelog

Merge pull request FriendsOfSymfony#209 from FriendsOfSymfony/symfony…

…-cache-purge-refresh

load purge and refresh handlers by default

Merge pull request FriendsOfSymfony#204 from FriendsOfSymfony/remove-…

…symfony-fix

Revert our workaround because Symfony is fixed

Merge pull request FriendsOfSymfony#191 from FriendsOfSymfony/fix-build

Fix Travis buid

Merge pull request FriendsOfSymfony#165 from FriendsOfSymfony/logout-…

…handler-optional

Add configuration for logout handler

Merge pull request FriendsOfSymfony#152 from lolautruche/contextHashS…

…ymfonyReverseProxy

Implemented Symfony reverse proxy support for user context hash.

Merge pull request FriendsOfSymfony#145 from FriendsOfSymfony/fix-exp…

…ressionlanguage-dependency

fix expression language dependency to only use with expressions

Merge pull request FriendsOfSymfony#128 from FriendsOfSymfony/prepare…

…-release

prepare release 1.0.0

Merge pull request FriendsOfSymfony#122 from FriendsOfSymfony/testcase

Add ProxyTestCase

Merge pull request FriendsOfSymfony#121 from FriendsOfSymfony/cleanup…

…-invalidation-annotation

Cleanup invalidation annotation