New gitignore settings to prepare WIP branch
New version 1.0.1

- new files rights
- new "dry-run" option for dbug (same as '-x')
New "version-tag" presentation
Merge branch 'wip'

Conflicts:
	.gitignore
Corrections & news

- a specific help string for each action
- a new action "extract" to extract from files contents
- a new management of action allowing to write
"path/to/not-referenced/action.sh"
- a new way of naming configuration variables
No dev stuff in master
New README infos
New expanded README
Merge branch 'master' into wip

Conflicts:
	dev/changelog.sh