#516 Find solution to zip files date format that are not dependent on Timezone 

Zip times are time zone free :-(, an inheritance from f. dos. This patch provides a util to set and get the time that uses the time extension of the ZIP file (see http://www.opensource.apple.com/source/zip/zip-6/unzip/unzip/proginfo/extra.fld).



Signed-off-by: Peter Kriens <peter.kriens@aqute.biz>