v1.1.1

What's Changed

• Use Ipc to keep all download logic in backend by @ruanformigoni in #64
• Removed unnecessary --output-file argument by @ruanformigoni in #65
• Use Ipc to fetch file list / urls from the backend by @ruanformigoni in #67
• Use ipc for backend search by @ruanformigoni in #68
• Remove backend logic from common by @ruanformigoni in #69
• On linux, check if .sh file exists before proceeeding to select rom frame

Full Changelog: v1.1.0...v1.1.1