v1.7.0

• PresCont() implements the Group Present / Contradicted measure of Goloboff et al. (2003).
• Consistency() also returns the relative homoplasy index of Steell et al. (2023).
• JackLabels() supports multiple trees per iteration (#197)[https://github.com//discussions/197]
• Support single-character matrices in ClusteringConcordance()
• Fix DoNothing(x) to return x (not NULL)
• Remove unused delete_rawdata() due to implementation issues.