* Finished first half of adding ROI functionality to rocJPEG
* took out unnecessary .h file
* addressed review comments from Aryan
* fixed typo
* fixed documentation in code for decode_params
* fixed the spaces
[ROCm/rocjpeg commit: 6ce373b2a1]
* Use the standard .yuv and .rgb file extensions when saving the decoded jpeg outputs
* modify the file description for saving
[ROCm/rocjpeg commit: 44f74c4958]
* Add initial support for batch decoding
* Add support for reading and parsing the images in batches and allocating the output buffers
* Add initial support for the rocJpegDecodeBatched API
* use recursive_mutex to allow DecodeBatched and Decode functions called concurrently
* code cleanup
* Add a CTEST for jpegdecodebatched
* modify the help message
* code clean up
[ROCm/rocjpeg commit: c660aeab43]