master-c587a43

feat: support incrementing ref image index (omni-kontext) (#755)

* kontext: support  ref images indices

* lora: support x_embedder

* update help message

* Support for negative indices

* support for OmniControl (offsets at index 0)

* c++11 compat

* add --increase-ref-index option

* simplify the logic and fix some issues

* update README.md

* remove unused variable

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Co-authored-by: leejet <leejet714@gmail.com>