0.005
    changed convert installed check (again) to look in each part of the path for 'convert'. should work much more better
0.004
    changed convert installed check to use which to return path to convert, or assume it's not installed - *should* fix error when convert wasn't installed, probably not on win32 though or other places where there's no which...
0.003
    fixed `convert` install check (looks for error 127)
0.002
    Added not about convert being needed to POD
    adjusted so still works (reduced functionality) without convert installed 
0.001
    First release