Merge pull request #41 from damienfinck/master

Add and edit French/English translation
- Update maven-scm-api to fix problem with localized git output while releasing
- surefire and hpi-plugin updates
[FIXED JENKINS-14551] added files merged from a branch results in those files having doubled content
Grr, even maven-scm-api 1.8.1 doesn't fix the problem with localized git output.
Rolling forward after botched release
[maven-release-plugin] prepare release subversion-1.50
[maven-release-plugin] prepare for next development iteration