Remove Visual Studio Express version support
Remove Visual Studio Express version support

Couldn't get this to work with Express SKUs. Everything I can find
indicates that this type of extension just isn't supported with the
Express versions. Even a direct install of the package (not from the
gallery) failed.

elebetsamer/bootstrap-snippets-visual-studio,uQr/bootstrap-snippets-visual-studio,modulexcite/bootstrap-snippets-visual-studio,PedroTrujilloV/bootstrap-snippets-visual-studio,modulexcite/bootstrap-snippets-visual-studio,Humberfrench/bootstrap-snippets-visual-studio,kangwl/bootstrap-snippets-visual-studio,Humberfrench/bootstrap-snippets-visual-studio,elebetsamer/bootstrap-snippets-visual-studio,PedroTrujilloV/bootstrap-snippets-visual-studio,kangwl/bootstrap-snippets-visual-studio,uQr/bootstrap-snippets-visual-studio