This package contain the middle SB widget uniaw7 to use with Arc on iphone6 now to get this widgets to work you will need to have widgetweather 2 tweak and you need to install the tweak Groovyboard+ and Api+ from here.
Now you have to know how to install debs using ifile as for now this new groovy are on beta and works perfect and without resprings. Also install Homescreen Designer as this package will install 1 layout to can get the icons like on the screenshot. This will not work with the SBHTML. Credits to Ian and Dacal for this beautiful new Uniaw7.