Changes

• Fix default save state/game directory being incorrect on first run (on non-portable installs)
• Fix angrylion-rdp-plus not loading settings correctly
• Fix cheat settings not moving over when renaming a cheat
• Remove fullscreen resolution combobox from GLideN64 because it did nothing
• Remove File menu from menu bar
• Implement disk support without requiring a cartridge
• Add toolbar
• Add View menu to menu bar
• Add Grid view to ROM browser
• Add icons to all menu bar items
• Add log dialog