Revert "?"

This reverts commit 931287348a0c6137f5be9534bd9cbb14eb3fa96b.
Revert "Added background image"

This reverts commit f32f1c21765e89122feb2514fbca1bb68d758de0.
Revert "fixed assets downloading"

This reverts commit 71c197e4c7308a5ae046773bbf0b3ecfd230386c.
Revert "added debug mode"

This reverts commit d583973cc68f1af4e8c16ea3c189a9644ddba673.