Update ModuleController.cs

As commented line 875 "Synchronize module is called when a module needs to indicate that the content has changed and the cache's should be refreshed." But the cache isn't refresh.
Fixed by adding the clear cache Line 886
Create doubletaptogo.js

https://dnntracker.atlassian.net/browse/DNN-3910
Create doubletaptogo.min.js

https://dnntracker.atlassian.net/browse/DNN-3910
Update Home.ascx

https://dnntracker.atlassian.net/browse/DNN-3910
Update 2-Col.ascx

https://dnntracker.atlassian.net/browse/DNN-3910
Update 3-Col-Social.ascx

https://dnntracker.atlassian.net/browse/DNN-3910
Update 3-Col.ascx

https://dnntracker.atlassian.net/browse/DNN-3910
Update 404Skin.ascx

https://dnntracker.atlassian.net/browse/DNN-3910
Update groups.ascx

https://dnntracker.atlassian.net/browse/DNN-3910
Revert "Update ModuleController.cs"

This reverts commit a3c8d2bf7c70b82be247efef3def25b752025b7b.
Merge pull request #28 from jgirerd/DNN-3910-doubleTapToGo-Touch-Friendly-DDR-standard-Menu

Dnn 3910 double tap to go touch friendly ddr standard menu