Improves readability by adjusting docstring formatting
in the `convert_colorspace` function. This change ensures
consistent documentation style and enhances clarity.
Introduces a `deprecated` decorator to mark functions as deprecated,
issuing a warning when they are called. The `convert_colorspace`
function is marked as deprecated, advising users to switch to
`oiiotool_transcode`.
Consolidates color space conversion logic into a dedicated
`oiiotool_transcode` function for better flexibility and clarity.
This change introduces support for display/view transformations,
enhancing the tool's ability to handle complex color management
workflows.
It also fixes issues with conflicting color space parameters and
improves handling of source and target display/view configurations.
