1. Slider images has their licenses, so we can not include original images in theme package. You should use your images instead of them.
2. Please change logo height in theme options panel http://prntscr.com/n6paqt If you can not do it, please give me your website url and tell me how you want to put logo.
3. Please set home page in Settings -> Reading menu. http://prntscr.com/n6pb74