Late importation of the documentation related modules. No error now for 'setup.py --help-command' when the [doc] extra was not installed.
Late importation of the documentation related modules. No error now for 'setup.py --help-command' when the [doc] extra was not installed.

--HG--
extra : convert_revision : svn%3Afc25bd86-f976-46a1-be41-59ef0291ea8c/trunk%40178

nagareproject/core,nagareproject/core