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