Grblogtools

Added
- Command line option to copy/rename log files according to parameter settings (34)

Added
- Parsing of deterministic work metric in nodelog, barrier, and simplex (27)
- Add a ChangedParams summary column with parameters as a dictionary (21)
Fixed
- Handle pandas warning related to groupby(); fix join issue in pandas2 (29,33)

Changed
- The code went through a refactoring while it remains backward compatible.
- Seed and Time columns in the DataFrame are reported as integer and datetime types, respectively
- The `get_dataframe(logfiles, timelines=False, prettyparams=False)` API has a new signature
- A new API `parse(patterns)` is added that returns a `ParseResult()` object with `summary()` and `progress(section)` methods (see README.md for an example usage)

Fixed
- fix error when log contains cuts with the name containing a hyphen

Fixed
- fix error when log does not have a tree section

Changed
- refactor to make code more modular
Fixed
- avoid coercing NewSolution to numeric type