Link Directory (LD)

xF1 Add-on Link Directory (LD) 2.8

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[add] "Add Link" Button to bottom
[add] Detailed Page
[add] Add link "Detailed Page"

[fixed] "Undefined index" -> mostlikes etc.
[fixed] For some, update problems with v2.7
[fixed] template bugs CSS/Template problems

[changes] Order "Order by"
[changes] WidegetFramework - All modules added individually
- Now is also "widget Group"