updated build files to integrate pdex
Merge branch 'master' of https://github.com/processing/processing
PDE X now set as default start up mode
updated ant builder config
removed PDE X menu items
updated build file
can't get install to work
Version nos. display with mode names in mode list
Revert previous commit

This reverts commit fa87e2ace30fb576920500d1dbae47a90eaf0996.
Version nos. display below tool/lib/mode
Added version number in new version available msg
Improvement in positioning of update msg
Dates show if "lastUpdated" field is present

TODO: Add lastUpdated everywhere in contributions.txt, .properties file
Last Updated to be entered as Unix time stamp
Improved Last Updated msg
Revert "Improvement in positioning of update msg"

This reverts commit ab6e72bfd7a5134508c5f55f19411dbac3b85a53.
Dates now show correctly

Dates previously showed as 17 Jan, 1970 since secs was used as an
argument rather than millisecs