v0.2.5

Added

• New spec --all task to run all tests (by @kauredo)
• Tests for output task (by @kauredo)

Changed

• Updated gitignore to exclude ruby environment and gem build files
• Updated all specs to use the generated test app folder, rather than the gem root dir (#21 by @pacso)

Fixed

• Thor exit_on_failure deprecation warning (by @kauredo)