Merge branch 'Davey' of https://github.com/MikevanLoe/IndoorNav into ThatAss
graph class updated
added priority calculations
Merge branch 'Davey' of https://github.com/MikevanLoe/IndoorNav into ThatAss
Merge branch 'Mike' of https://github.com/MikevanLoe/IndoorNav into ThatAss
Merge branch 'Davey' of https://github.com/MikevanLoe/IndoorNav into ThatAss
bug fixing graphs
fixing json reading
Json fix