Added and updated a lot of Ozone (PNG) and Monochrome (SVG+PNG) icons for themes. Full list in pull request.

Added missing PNG

revert Apple - Macintosh-content to 3.5" floppy (was changed to 5.25" floppy)

Resized icons to match current files (46x46 for main icons, 40x40 for content)

Removed icons that would not be associated with a core in the near future

VMU icons have core available to be assigned to (VeMUlator)

Icons with no core to assign to

Updated Java ME with mobile phone icons, removed Arcade Controller as unused

Removed vitaVoyager (core no longer in repo)

Already included as Apple - I and Apple - II

Reverting to current naming conventions

Updated Ozone with matching deletions

Restored 2 icons used by core.. Renamed copies of 'Nintendo - Nintendo DSI (DLC)'.

Quake 2 Rogue, Xatrix and Zaero are listed as separate cores in Android RA

This reverts commit e09f36d.