Suggest dependencies instead of requiring them

[Quetzacoalt91]

Questions	Answers
Description?	Dependencies and their versions have been reported to sometimes trigger issues on projects relying on php-dev-tools . This PRs upgrades the way tools are being linked so module developers have a total control on their project dependencies.
Type?	improvement
BC breaks?	Yes, each tools must now be manually required
Deprecations?	Nope
Fixed ticket?	/
Sponsor company	@PrestaShopCorp
How to test?	/