Release v2.5.0

• support Symfony 5 (#27)

Release v2.4.0

• Test against Symfony 4.2 (#25)
• fix root node deprecation in symfony/config > 4.1 (#24)
• Test Symfony 4.1 and PHP 7.2 on Travis (#19)

Release v2.3.0

• Symfony4 compatibility (#18)
• Test 3.0 and 3.1 separately (#15)
• Update README
• Test against both Symfony 2 and 3
• Configure travis
• Add AnalyticsFactoryTest class
• Fix typo

v2.2.0

• Add option sandbox
• Don't share the service gamp.analytics

v2.1.1

• Upgrade library from 2.4.0 to 2.5.1
• Enable library debug mode when Symfony debug mode is enabled
• Fix user agent override issue #9