Fixed an issue with paths in the main file

Paths in the main file relative to itself would be relative to the exe when built not the file itself.

amulet_map_editor/amulet_ui.py

@@ -136,10 +136,3 @@ def __init__(self, parent, open_world):
     def _show_world_select(self, evt):
         self.Disable()
         WorldSelectWindow(self._open_world_callback, self.Enable)
-
-
-if __name__ == "__main__":
-    app = wx.App()
-    frame = AmuletMainWindow(None)
-    app.MainLoop()
-    config.save()

main.py

@@ -0,0 +1,9 @@
+import wx
+from amulet_map_editor.amulet_ui import AmuletMainWindow
+from amulet_map_editor import config
+
+if __name__ == "__main__":
+    app = wx.App()
+    frame = AmuletMainWindow(None)
+    app.MainLoop()
+    config.save()