Container::call() resolves array callable using class name
Replaces tabs with spaces
The container auto-registers itself with the interop interface
Merge branch 'master' of github.com:thispagecannotbefound/PHP-DI into 4.3
Revert "The container auto-registers itself with the interop interface"

This reverts commit 7610310b74cd779f376415bf7f63f8c1083a9075.
PSR-4 fixes
Bugfix in #173
Implemented a new container definition for reading environment variables.
Added test for DI\env() with null default value.
Implemented dumper for EnvironmentVariableDefinition.
Merge branch 'master' into 4.3
Merge branch 'env' of github.com:jmalloc/PHP-DI into 4.3
Tiny change in the environment variable dumper
auto-register also the DI\FactoryInterface and DI\InvokerInterface
Merge branch 'master' into 4.3
Merge branch 'FactoryInterface-container-set' of github.com:drealecs/PHP-DI into 4.3
Documentation warning for #182
Documentation for #176: `DI\env()`
Documentation for #181
Changelog for 4.3