Add definition for 'groff'.
Fix error message for Blender::HTTP.
Add test pattern 'install development version' to definition 'perl'.
Fix curl's parameter.

Add '-f' option.
Remove 'Blender::Require'.

Blender::Require was replaced by Module::Load and Module::Load::Conditional.
Check return value by system function.

In order to identify having been interrupted by Crl-C.
Check return value by system function.

In order to identify having been interrupted by Crl-C.
Check return value of system function.
Delete downloaded archive file, if download is interrupted by ctrl+C.
Fix MANIFEST file.
Stacktrace is outputted only when $ENV{HARNESS_ACTIVE} is set.
Add check condition's name at set_enabled method.
0.6002