Resolve "préparer composer"

le but est de merger tout dans cette branche de migration et à la fin des dev, merger cette branche dans master

added 2 commits

• 9ec60f49 - preparation composer
• a7bbf689 - CS

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added 2 commits

• 3029488d - gitlab-ci
• 5a0f8845 - fix composer

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added 1 commit

• 7dc616db - on ajoutera la nouvelle version du themebundle

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• 02531fd9 - on utilise la nouvelle version du themebundle

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• 55a3ba1b - fix test

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added 1 commit

• 59eeb56b - correction des tests

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• 9a4a7a4f - on essaye de resoudre le timeout gitlab

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unmarked as a Work In Progress

changed the description

changed target branch from master to 8-enrichir-le-dossier-test-sur-la-base-de-la-nouvelle-architecture

assigned to @guillaume.perreal

merged

mentioned in commit 7101e700