Add translation

Add French translation + Fix parenthesis bug
Merge pull request #13 from damienfinck/master

Add translation
Configure time out for calculation disk usage of workspace
Remove ws timeout constant and use only descriptor property
[maven-release-plugin] prepare release disk-usage-0.21
[maven-release-plugin] prepare for next development iteration
Merge branch 'master' of github.com:jenkinsci/disk-usage-plugin into rewrited

Conflicts:
	src/main/java/hudson/plugins/disk_usage/DiskUsageProjectActionFactory.java
	src/main/java/hudson/plugins/disk_usage/DiskUsageThread.java
	src/main/resources/hudson/plugins/disk_usage/DiskUsageProjectActionFactory/global.jelly