specmine 3.1.8

• Fixed malformed roxygen example blocks.
• Added and improved \value{} documentation in .Rd files.
• Removed commented example code and improved example robustness for checks.
• Improved documentation consistency.
• Updated package metadata.

specmine 3.1.7

• Fixed CRAN resubmission issues related to optional dependencies.
• Updated repository links and package metadata.
• Improved package documentation.