Merge pull request #7 from Jagadees-zyxware/master

#31242 Progress bar background color.
Merge pull request #8 from Jagadees-zyxware/master

#31237 Option to display current amount instead of percentage.
Enabled upgrader and set the latest changes to it.

All changes to the db structure should be added as a new upgrade function.
When adding a new version, execute the upgrades through the web interface by visiting the 'Manage Extensions' screen. This screen will display an alert with an action-link to perform the upgrades
Beta 2 bug fixes. 31243. added agpl license and  widget cache feature