Added json read utilities
Updated Map to follow the new map file layout
Updated Enemy class to work with the new map layout
Updated TowerPlacer and GameUserInterface to work with the new map layout
Last fixes for the new map layout
Add tower place marker and fix tower placing. Updated all levels to use the new map
Removed old test level and map
Draw the tower placer below the panels
Small update to the forest map, more details and better pathing
Merge branch 'feature/new-map' into develop