add 'auto' & 'none' VIEW_CMD, fixed looting, ch defaults
del Version ref and change platform windows -> win

per sinner's comments, thanks sinner.
change loot type to image/jpg

thanks egypt
removed commented out code (again)

thanks egypt
Better error handling
keep it from migrating more than once into explorer.exe

thanks for noticing egypt
we should add a migrate_explorer to the post api
rescue ENOENT as well
Merge branch 'bug/fix_screenspy' of github.com:kernelsmith/metasploit-framework into kernelsmith-bug/fix_screenspy