Adds deployed-date-time and clean-deployed-date-time targets. To set the date and time of last deployment info in the footer
Puts a check on svinfo and gitinfo (only used if it's a local copy)
Adds and uses CommonDeployedThe label in footer.ftl with the new deployed-date-time  target
Uses CommonPoweredBy in bizznesstime footer.ftl
Minor changes and formatting in the footer.ftl files
Better French label for CommonPoweredBy


git-svn-id: https://svn.apache.org/repos/asf/ofbiz/trunk@1624886 13f79535-47bb-0310-9956-ffa450edef68