[DependencyInjection] fixed CS
[DependencyInjection] added some tests for PhpDumper when the container is compiled
[DependencyInjection] fixed PhpDumper when an inlined service definition has some properties
[DependencyInjection] fixed PhpDumper optimizations when an inlined service depends on the current one indirectly
merged branch fabpot/container-dumper-fixes (PR #6565)

This PR was merged into the 2.0 branch.

Commits
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e0923ae [DependencyInjection] fixed PhpDumper optimizations when an inlined service depends on the current one indirectly
cd15390 [DependencyInjection] fixed PhpDumper when an inlined service definition has some properties
e939a42 [DependencyInjection] added some tests for PhpDumper when the container is compiled
3827e3e [DependencyInjection] fixed CS

Discussion
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[DependencyInjection] Fixed PhpDumper when compiling inlined services