Move Android example into it's own example folder.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4652 dfc29bdd-3216-0410-991c-e03cc46cb475
Add iPhone folder as placeholder as that also will need to be cleaned up in the future.


git-svn-id: svn://svn.code.sf.net/p/irrlicht/code@4653 dfc29bdd-3216-0410-991c-e03cc46cb475