Test support for Symfony LTSes and 3.0, PHP 5 through 7#14

Merged

wtfzdotnet merged 8 commits intophp-tmdb:2.0from

rjkip:maintenance/symfony-3-php-7-support

Mar 11, 2016

Commits on Mar 11, 2016

Refrain from performing API calls in TmdbExtension constructor
Reinier Kip
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Reduce dependencies to absolute minimum
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Require PHP 5.4+
Reinier Kip
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Test the bundle against Symfony 2.3, 2.7 LTS, 2.8 LTS, 3.0 and PHP 5/7
Reinier Kip
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Cache downloaded Composer packages
Reinier Kip
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Downgrade to PHPUnit 4 for PHP <5.6
Reinier Kip
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Remove code coverage
Reinier Kip
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Require symfony/event-dispatcher >=2.4, since the library requires this
Reinier Kip
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