Add Rspec to development dependencies and basic setup
Rspec tests for #load_config and #config methods
Merge branch 'next-rspec' into configuration
Remove config not set test because it is not possible anymore
Set default load_file environment to development
Actually return the Rails environment when loading from environment
Slightly new test setups based on changes in the new implementation
Basic tests on new configuration model
Test new configuration features
Raise errors with bad file inputs