Revert "Stable is minimum stability for composer."

This reverts commit 77179e3bf893e3fbf85f8b75805e9e32a913b1f3.

Reverted 3 bad commits
Revert "It was the other way around, composer.json should be ignored of course, not the dist."

This reverts commit 3e8d9893fe3e70ae8701f0e61a44c4c7543a3502.
Revert "Removed Application module. Skeleton is defined by the imported modules."

This reverts commit 4a65c362a49da74eae08490ed295a7c2c9c4ec62.
Stable is minimum stability for composer.