Use composer in travis
Merge pull request #61 from jeromemacias/patch-1

Use composer in travis
update swiftmailer to 5.2.*

Older versions of swiftmailer have a security issue, see https://github.com/swiftmailer/swiftmailer/commit/ac8526f5e956c19d6186bf9188a5d8f88f27acbf and http://blog.swiftmailer.org/post/88660759928/security-fix-swiftmailer-5-2-1-released
Add support for PHP 5.6
Merge pull request #59 from mentalstring/master

update swiftmailer to >=5.2.1
Issue #65: Add again Propel from sfDatabaseSessionStorage

Rollback droping support for Propel sessions in database
Merge pull request #66 from mmonguilod/master

Fix #65: Add again Propel from sfDatabaseSessionStorage
Update changelog
Merge pull request #62 from LExpress/php-5.6

Add support for PHP 5.6
Prepare 1.5.3
Bump to 1.5.4-DEV
Correct the composer install syntax

The version shown in the documentation wouldn't work for me - updated to what did run.
Merge pull request #69 from pbowyer/patch-1

Correct the composer install syntax
Change the strong typing in addLogger

Change sfLogger to sfLoggerInterface
Check instance of sfLogger before calling shutdowm
Merge pull request #70 from mpoiriert/patch-1

Change the strong typing in addLogger