v6.4.49 release

• Fix autoscrape incorrectly aborting local file scans when off WiFi/Ethernet (e.g. on cellular network)
• Improve scraper matching for movie titles with trailing roman numerals
• Add file count tracking and display during network scans, shown on TV overlay
• Fix artwork fallback when artwork data is missing
• Fix a security issue with an unsafe broadcast intent
• Scop internal broadcasts to the app to improve security
• Limit background thread pool usage to reduce resource consumption
• Fix "Show all animations row" setting not persisting correctly
• Fix phone controls overlay incorrectly appearing on TV interface
• Fix a backdrop image loading race condition on the TV shows screen