Add support for reading simple ExtendedData tag#12

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swoolcock wants to merge 3 commits intoasus4:masterfrom

NextFaze:extended-data

Commits on Mar 16, 2017

Add support for reading simple ExtendedData tag
swoolcock
committed
Add a reference from the KMLAnnotation viewmodel class to the associated KMLPlacemark model class
swoolcock
committed

Commits on Nov 15, 2017

Ignore invalid coordinates
Andreas Wulf
committed