v0.4.0

This is a big update - please also read dry-system CHANGELOG versions 0.20 and 0.21.

Added

• It's now possible to configure container constant name via config.constainer_const_name (issue #21 closed via #41) (@diegotoral)

Fixed

• config.auto_inject_constant is now cleared during code reloading (see #40 for more info) (@diegotoral)

Changed

• Updated to work with dry-system 0.21 (via #48 and #50) (@zlw + @solnic)

Compare v0.3.0...v0.4.0