[error handling] Improve error reporting and code cleanup
[deprecation]
[ProtXMLViewer] Make sure file exists before attempting to create models file
[madcaps] Validate digestion parameters
[ProteoMapper] v1.7.0: Ignore specified mass tolerance if not doing fuzzy matching; Accept U and O in input sequences; Correctly capture error code from system call to find number of cores; Some cleanup
[cleanup] Re-tab RefreshParser.cpp for clarity
[comet] v2026.01.0
Latest Unimod data, up to id=2147