Added initial files.

src/__init__.py

@@ -0,0 +1,47 @@
+bl_info = {
+    "name": "PSK/PSA Exporter",
+    "author": "Colin Basnett",
+    "version": ( 1, 0, 0 ),
+    "blender": ( 2, 80, 0 ),
+    "location": "File > Export > PSK Export (.psk)",
+    "description": "PSK/PSA Export (.psk)",
+    "warning": "",
+    "wiki_url": "https://github.com/DarklightGames/io_export_psk_psa",
+    "tracker_url": "https://github.com/DarklightGames/io_export_psk_psa/issues",
+    "category": "Import-Export"
+}
+
+if 'bpy' in locals():
+    import importlib
+    importlib.reload(psk)
+    importlib.reload(exporter)
+    importlib.reload(builder)
+else:
+    # if i remove this line, it can be enabled just fine
+    from . import psk
+    from . import exporter
+    from . import builder
+
+import bpy
+
+classes = [
+    exporter.PskExportOperator
+]
+
+def menu_func(self, context):
+    self.layout.operator(exporter.PskExportOperator.bl_idname, text = "Unreal PSK (.psk)")
+
+def register():
+    from bpy.utils import register_class
+    for cls in classes:
+        register_class(cls)
+    bpy.types.TOPBAR_MT_file_export.append(menu_func)
+
+def unregister():
+    bpy.types.TOPBAR_MT_file_export.remove(menu_func)
+    from bpy.utils import unregister_class
+    for cls in reversed(classes):
+        unregister_class(cls)
+
+if __name__ == '__main__':
+    register()