Image support

• Video-aware image class
• Image format support (makes available of existing OS libraries, e.g. GdiPlus? or Quicktime). TGA, JPG, PNG, TIFF, BMP, DDS, SGI, QuickTime?.
• RLE encoding aware when needed
• HDR image support (ILM's OpenEXR and Greg Wards HDR)
• Image sequence support with caching