Merge pull request #4 from jonathanworth/master

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LocationTree & Menu Additions - Delete Node
updated calc so it works
Merge pull request #5 from jonathanworth/master

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update menu so you can find stuff!!
Merge pull request #6 from ollieflumeland/master

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Merge pull request #4 from jemble/master

distance calcs
Merge pull request #10 from ollieflumeland/master

Update - 280313 - No2